22112025125 has 32 divisors (see below), whose sum is σ = 28617170400. Its totient is φ = 17037888000.

The previous prime is 22112025107. The next prime is 22112025179. The reversal of 22112025125 is 52152021122.

It can be written as a sum of positive squares in 16 ways, for example, as 22093552321 + 18472804 = 148639^2 + 4298^2 .

It is not a de Polignac number, because 22112025125 - 2³⁴ = 4932155941 is a prime.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 22112025125.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1518881 + ... + 1533369.

It is an arithmetic number, because the mean of its divisors is an integer number (894286575).

Almost surely, 2^22112025125 is an apocalyptic number.

22112025125 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

It is an amenable number.

22112025125 is a deficient number, since it is larger than the sum of its proper divisors (6505145275).

22112025125 is a wasteful number, since it uses less digits than its factorization.

22112025125 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14954 (or 14944 counting only the distinct ones).

The product of its (nonzero) digits is 800, while the sum is 23.

Adding to 22112025125 its reverse (52152021122), we get a palindrome (74264046247).

The spelling of 22112025125 in words is "twenty-two billion, one hundred twelve million, twenty-five thousand, one hundred twenty-five".