Alright, let's work through 20522045 times 48800606 step by step
20522045 × 48800606 = 48800606 × (20522045)
+ 48800606 × 5 that is equal 244003030
+ 48800606 × 40 producing 1952024240
+ 48800606 × 000 that results in 0
+ 48800606 × 2000 producing 97601212000
+ 48800606 × 20000 what gives us 976012120000
+ 48800606 × 500000 what gives us 24400303000000
+ 48800606 × 0000000 what gives us 0
+ 48800606 × 20000000 what gives us 976012120000000

= 1001488232359270
