diff --git a/compiler/ir/backend.common/src/org/jetbrains/kotlin/backend/common/lower/SpecialBridgeMethods.kt b/compiler/ir/backend.common/src/org/jetbrains/kotlin/backend/common/lower/SpecialBridgeMethods.kt
index 355285f4ffd..262d18dc060 100644
--- a/compiler/ir/backend.common/src/org/jetbrains/kotlin/backend/common/lower/SpecialBridgeMethods.kt
+++ b/compiler/ir/backend.common/src/org/jetbrains/kotlin/backend/common/lower/SpecialBridgeMethods.kt
@@ -6,6 +6,7 @@
 package org.jetbrains.kotlin.backend.common.lower
 
 import org.jetbrains.kotlin.backend.common.CommonBackendContext
+import org.jetbrains.kotlin.builtins.KotlinBuiltIns
 import org.jetbrains.kotlin.ir.UNDEFINED_OFFSET
 import org.jetbrains.kotlin.ir.declarations.IrSimpleFunction
 import org.jetbrains.kotlin.ir.expressions.IrConstKind
@@ -17,14 +18,16 @@ import org.jetbrains.kotlin.ir.util.parentAsClass
 import org.jetbrains.kotlin.name.FqName
 import org.jetbrains.kotlin.name.Name
 
-data class SpecialMethodWithDefaultInfo(val defaultValueGenerator: (IrSimpleFunction) -> IrExpression, val argumentsToCheck: Int)
+data class SpecialMethodWithDefaultInfo(
+    val defaultValueGenerator: (IrSimpleFunction) -> IrExpression, val argumentsToCheck: Int, val needsArgumentBoxing: Boolean = false
+)
 
 class SpecialBridgeMethods(val context: CommonBackendContext) {
     private data class SpecialMethodDescription(val kotlinFqClassName: FqName?, val name: Name, val arity: Int)
 
-    private fun makeDescription(classFqName: String, funName: String, arity: Int) =
+    private fun makeDescription(classFqName: FqName, funName: String, arity: Int = 0) =
         SpecialMethodDescription(
-            FqName(classFqName),
+            classFqName,
             Name.identifier(funName),
             arity
         )
@@ -51,16 +54,36 @@ class SpecialBridgeMethods(val context: CommonBackendContext) {
         IrGetValueImpl(UNDEFINED_OFFSET, UNDEFINED_OFFSET, bridge.valueParameters[1].symbol)
 
     private val SPECIAL_METHODS_WITH_DEFAULTS_MAP = mapOf(
-        makeDescription("kotlin.collections.Collection", "contains", 1) to SpecialMethodWithDefaultInfo(::constFalse, 1),
-        makeDescription("kotlin.collections.MutableCollection", "remove", 1) to SpecialMethodWithDefaultInfo(::constFalse, 1),
-        makeDescription("kotlin.collections.Map", "containsKey", 1) to SpecialMethodWithDefaultInfo(::constFalse, 1),
-        makeDescription("kotlin.collections.Map", "containsValue", 1) to SpecialMethodWithDefaultInfo(::constFalse, 1),
-        makeDescription("kotlin.collections.MutableMap", "remove", 2) to SpecialMethodWithDefaultInfo(::constFalse, 2),
-        makeDescription("kotlin.collections.Map", "getOrDefault", 2) to SpecialMethodWithDefaultInfo(::getSecondArg, 1),
-        makeDescription("kotlin.collections.Map", "get", 1) to SpecialMethodWithDefaultInfo(::constNull, 1),
-        makeDescription("kotlin.collections.MutableMap", "remove", 1) to SpecialMethodWithDefaultInfo(::constNull, 1),
-        makeDescription("kotlin.collections.List", "indexOf", 1) to SpecialMethodWithDefaultInfo(::constMinusOne, 1),
-        makeDescription("kotlin.collections.List", "lastIndexOf", 1) to SpecialMethodWithDefaultInfo(::constMinusOne, 1)
+        makeDescription(KotlinBuiltIns.FQ_NAMES.collection, "contains", 1) to SpecialMethodWithDefaultInfo(::constFalse, 1),
+        makeDescription(KotlinBuiltIns.FQ_NAMES.mutableCollection, "remove", 1) to SpecialMethodWithDefaultInfo(::constFalse, 1, true),
+        makeDescription(KotlinBuiltIns.FQ_NAMES.map, "containsKey", 1) to SpecialMethodWithDefaultInfo(::constFalse, 1),
+        makeDescription(KotlinBuiltIns.FQ_NAMES.map, "containsValue", 1) to SpecialMethodWithDefaultInfo(::constFalse, 1),
+        makeDescription(KotlinBuiltIns.FQ_NAMES.mutableMap, "remove", 2) to SpecialMethodWithDefaultInfo(::constFalse, 2),
+        makeDescription(KotlinBuiltIns.FQ_NAMES.map, "getOrDefault", 2) to SpecialMethodWithDefaultInfo(::getSecondArg, 1),
+        makeDescription(KotlinBuiltIns.FQ_NAMES.map, "get", 1) to SpecialMethodWithDefaultInfo(::constNull, 1),
+        makeDescription(KotlinBuiltIns.FQ_NAMES.mutableMap, "remove", 1) to SpecialMethodWithDefaultInfo(::constNull, 1),
+        makeDescription(KotlinBuiltIns.FQ_NAMES.list, "indexOf", 1) to SpecialMethodWithDefaultInfo(::constMinusOne, 1),
+        makeDescription(KotlinBuiltIns.FQ_NAMES.list, "lastIndexOf", 1) to SpecialMethodWithDefaultInfo(::constMinusOne, 1)
+    )
+
+    private val SPECIAL_PROPERTIES_SET = setOf(
+        makeDescription(KotlinBuiltIns.FQ_NAMES.collection, "size"),
+        makeDescription(KotlinBuiltIns.FQ_NAMES.map, "size"),
+        makeDescription(KotlinBuiltIns.FQ_NAMES.charSequence.toSafe(), "length"),
+        makeDescription(KotlinBuiltIns.FQ_NAMES.map, "keys"),
+        makeDescription(KotlinBuiltIns.FQ_NAMES.map, "values"),
+        makeDescription(KotlinBuiltIns.FQ_NAMES.map, "entries")
+    )
+
+    private val SPECIAL_METHODS_SETS = setOf(
+        makeDescription(KotlinBuiltIns.FQ_NAMES.number.toSafe(), "toByte"),
+        makeDescription(KotlinBuiltIns.FQ_NAMES.number.toSafe(), "toShort"),
+        makeDescription(KotlinBuiltIns.FQ_NAMES.number.toSafe(), "toInt"),
+        makeDescription(KotlinBuiltIns.FQ_NAMES.number.toSafe(), "toLong"),
+        makeDescription(KotlinBuiltIns.FQ_NAMES.number.toSafe(), "toFloat"),
+        makeDescription(KotlinBuiltIns.FQ_NAMES.number.toSafe(), "toDouble"),
+        makeDescription(KotlinBuiltIns.FQ_NAMES.mutableList, "removeAt", 1),
+        makeDescription(KotlinBuiltIns.FQ_NAMES.charSequence.toSafe(), "get", 1)
     )
 
     fun findSpecialWithOverride(irFunction: IrSimpleFunction): Pair<IrSimpleFunction, SpecialMethodWithDefaultInfo>? {
@@ -72,6 +95,22 @@ class SpecialBridgeMethods(val context: CommonBackendContext) {
         }
         return null
     }
+
+    fun getSpecialMethodInfo(irFunction: IrSimpleFunction): SpecialMethodWithDefaultInfo? {
+        val description = irFunction.toDescription()
+        return SPECIAL_METHODS_WITH_DEFAULTS_MAP[description]
+    }
+
+    fun isBuiltInWithDifferentJvmName(irFunction: IrSimpleFunction): Boolean {
+        irFunction.correspondingPropertySymbol?.let {
+            val classFqName = irFunction.parentAsClass.fqNameWhenAvailable
+                ?: return false
+
+            return makeDescription(classFqName, it.owner.name.asString()) in SPECIAL_PROPERTIES_SET
+        }
+
+        return irFunction.toDescription() in SPECIAL_METHODS_SETS
+    }
 }
 
 fun IrSimpleFunction.allOverridden(): Sequence<IrSimpleFunction> {