22012202200 has 24 divisors (see below), whose sum is σ = 51178370580. Its totient is φ = 8804880800.

The previous prime is 22012202117. The next prime is 22012202239. The reversal of 22012202200 is 220221022.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 55030306 + ... + 55030705.

Almost surely, 2^22012202200 is an apocalyptic number.

22012202200 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

22012202200 is an abundant number, since it is smaller than the sum of its proper divisors (29166168380).

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

22012202200 is a wasteful number, since it uses less digits than its factorization.

22012202200 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 110061027 (or 110061018 counting only the distinct ones).

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

Adding to 22012202200 its reverse (220221022), we get a palindrome (22232423222).

The spelling of 22012202200 in words is "twenty-two billion, twelve million, two hundred two thousand, two hundred".