22200122200 has 24 divisors (see below), whose sum is σ = 51615284580. Its totient is φ = 8880048800.

The previous prime is 22200122159. The next prime is 22200122213. The reversal of 22200122200 is 222100222.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 55500106 + ... + 55500505.

Almost surely, 2^22200122200 is an apocalyptic number.

22200122200 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

22200122200 is an abundant number, since it is smaller than the sum of its proper divisors (29415162380).

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

22200122200 is a wasteful number, since it uses less digits than its factorization.

22200122200 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 111000627 (or 111000618 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 13.

Adding to 22200122200 its reverse (222100222), we get a palindrome (22422222422).

It can be divided in two parts, 22200 and 122200, that added together give a square (144400 = 380²).

The spelling of 22200122200 in words is "twenty-two billion, two hundred million, one hundred twenty-two thousand, two hundred".