Let's calculate 8001138 x 10100201
8001138 × 10100201 = 10100201 × (8001138)
+ 10100201 × 8 which equals 80801608
+ 10100201 × 30 that is equal 303006030
+ 10100201 × 100 resulting in 1010020100
+ 10100201 × 1000 yielding 10100201000
+ 10100201 × 00000 which equals 0
+ 10100201 × 000000 yielding 0
+ 10100201 × 8000000 giving us 80801608000000

= 80813102028738
