22110133172 has 12 divisors (see below), whose sum is σ = 39422784996. Its totient is φ = 10846480320.

The previous prime is 22110133153. The next prime is 22110133183. The reversal of 22110133172 is 27133101122.

It can be written as a sum of positive squares in 2 ways, for example, as 5488735396 + 16621397776 = 74086^2 + 128924^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 52146329 + ... + 52146752.

It is an arithmetic number, because the mean of its divisors is an integer number (3285232083).

Almost surely, 2^22110133172 is an apocalyptic number.

It is an amenable number.

22110133172 is a deficient number, since it is larger than the sum of its proper divisors (17312651824).

22110133172 is a wasteful number, since it uses less digits than its factorization.

22110133172 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 104293138 (or 104293136 counting only the distinct ones).

The product of its (nonzero) digits is 504, while the sum is 23.

Adding to 22110133172 its reverse (27133101122), we get a palindrome (49243234294).

The spelling of 22110133172 in words is "twenty-two billion, one hundred ten million, one hundred thirty-three thousand, one hundred seventy-two".