113122211025 has 24 divisors (see below), whose sum is σ = 187178620000. Its totient is φ = 60283491840.

The previous prime is 113122211021. The next prime is 113122211057. The reversal of 113122211025 is 520112221311.

It is not a de Polignac number, because 113122211025 - 2² = 113122211021 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 113122210992 and 113122211010.

It is not an unprimeable number, because it can be changed into a prime (113122211021) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 510127 + ... + 697476.

Almost surely, 2^113122211025 is an apocalyptic number.

113122211025 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

113122211025 is a deficient number, since it is larger than the sum of its proper divisors (74056408975).

113122211025 is a wasteful number, since it uses less digits than its factorization.

113122211025 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1208865 (or 1208860 counting only the distinct ones).

The product of its (nonzero) digits is 240, while the sum is 21.

Adding to 113122211025 its reverse (520112221311), we get a palindrome (633234432336).

The spelling of 113122211025 in words is "one hundred thirteen billion, one hundred twenty-two million, two hundred eleven thousand, twenty-five".