Alright, let's work through 2136 times 2122 step by step
2136 × 2122 = 2122 × (2136)
+ 2122 × 6 resulting in 12732
+ 2122 × 30 which equals 63660
+ 2122 × 100 yielding 212200
+ 2122 × 2000 giving us 4244000

= 4532592
