Alright, let's work through 85201813 times 20012220 step by step
85201813 × 20012220 = 20012220 × (85201813)
+ 20012220 × 3 that is equal 60036660
+ 20012220 × 10 resulting in 200122200
+ 20012220 × 800 what gives us 16009776000
+ 20012220 × 1000 which equals 20012220000
+ 20012220 × 00000 what gives us 0
+ 20012220 × 200000 what gives us 4002444000000
+ 20012220 × 5000000 that is equal 100061100000000
+ 20012220 × 80000000 what gives us 1600977600000000

= 1705077426154860
