112222021200100 has 72 divisors (see below), whose sum is σ = 282464502434240. Its totient is φ = 37901851067520.

The previous prime is 112222021200001. The next prime is 112222021200103. The reversal of 112222021200100 is 1002120222211.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (112222021200103) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1196349915 + ... + 1196443714.

Almost surely, 2^{112222021200100} is an apocalyptic number.

112222021200100 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

112222021200100 is an abundant number, since it is smaller than the sum of its proper divisors (170242481234140).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

112222021200100 is a wasteful number, since it uses less digits than its factorization.

112222021200100 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2392793717 (or 2392793710 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 16.

Adding to 112222021200100 its reverse (1002120222211), we get a palindrome (113224141422311).

The spelling of 112222021200100 in words is "one hundred twelve trillion, two hundred twenty-two billion, twenty-one million, two hundred thousand, one hundred".