Alright, let's work through 11356300 times 10020513 step by step
11356300 × 10020513 = 10020513 × (11356300)
+ 10020513 × 0 that equals 0
+ 10020513 × 00 producing 0
+ 10020513 × 300 that results in 3006153900
+ 10020513 × 6000 which equals 60123078000
+ 10020513 × 50000 yielding 501025650000
+ 10020513 × 300000 yielding 3006153900000
+ 10020513 × 1000000 which equals 10020513000000
+ 10020513 × 10000000 giving us 100205130000000

= 113795951781900
