22112512325 has 24 divisors (see below), whose sum is σ = 28379136000. Its totient is φ = 17071508160.

The previous prime is 22112512309. The next prime is 22112512333. The reversal of 22112512325 is 52321521122.

It is a happy number.

It is not a de Polignac number, because 22112512325 - 2⁴ = 22112512309 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 22112512294 and 22112512303.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1721276 + ... + 1734074.

It is an arithmetic number, because the mean of its divisors is an integer number (1182464000).

Almost surely, 2^22112512325 is an apocalyptic number.

22112512325 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

It is an amenable number.

22112512325 is a deficient number, since it is larger than the sum of its proper divisors (6266623675).

22112512325 is a wasteful number, since it uses less digits than its factorization.

22112512325 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15221 (or 15216 counting only the distinct ones).

The product of its digits is 2400, while the sum is 26.

The spelling of 22112512325 in words is "twenty-two billion, one hundred twelve million, five hundred twelve thousand, three hundred twenty-five".