22200011222120 has 64 divisors (see below), whose sum is σ = 50968429459200. Its totient is φ = 8700670967040.

The previous prime is 22200011222119. The next prime is 22200011222197. The reversal of 22200011222120 is 2122211000222.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 26400239 + ... + 27228158.

It is an arithmetic number, because the mean of its divisors is an integer number (796381710300).

Almost surely, 2^{22200011222120} is an apocalyptic number.

22200011222120 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

22200011222120 is an abundant number, since it is smaller than the sum of its proper divisors (28768418237080).

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

22200011222120 is a wasteful number, since it uses less digits than its factorization.

22200011222120 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 53628618 (or 53628614 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 17.

Adding to 22200011222120 its reverse (2122211000222), we get a palindrome (24322222222342).

The spelling of 22200011222120 in words is "twenty-two trillion, two hundred billion, eleven million, two hundred twenty-two thousand, one hundred twenty".