22122125253 has 12 divisors (see below), whose sum is σ = 32015520108. Its totient is φ = 14719773120.

The previous prime is 22122125237. The next prime is 22122125257. The reversal of 22122125253 is 35252122122.

22122125253 is a `hidden beast` number, since 2 + 2 + 122 + 12 + 525 + 3 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 7540838244 + 14581287009 = 86838^2 + 120753^2 .

It is not a de Polignac number, because 22122125253 - 2⁴ = 22122125237 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22122125257) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2354250 + ... + 2363627.

It is an arithmetic number, because the mean of its divisors is an integer number (2667960009).

Almost surely, 2^22122125253 is an apocalyptic number.

It is an amenable number.

22122125253 is a deficient number, since it is larger than the sum of its proper divisors (9893394855).

22122125253 is a wasteful number, since it uses less digits than its factorization.

22122125253 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4718404 (or 4718401 counting only the distinct ones).

The product of its digits is 4800, while the sum is 27.

Adding to 22122125253 its reverse (35252122122), we get a palindrome (57374247375).

The spelling of 22122125253 in words is "twenty-two billion, one hundred twenty-two million, one hundred twenty-five thousand, two hundred fifty-three".