232811122157 has 32 divisors (see below), whose sum is σ = 245231400960. Its totient is φ = 220823743360.

The previous prime is 232811122151. The next prime is 232811122163. The reversal of 232811122157 is 751221118232.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (232811122151) and next prime (232811122163).

It is a cyclic number.

It is not a de Polignac number, because 232811122157 - 2¹⁰ = 232811121133 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (232811122151) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 157197857 + ... + 157199337.

It is an arithmetic number, because the mean of its divisors is an integer number (7663481280).

Almost surely, 2^232811122157 is an apocalyptic number.

It is an amenable number.

232811122157 is a deficient number, since it is larger than the sum of its proper divisors (12420278803).

232811122157 is a wasteful number, since it uses less digits than its factorization.

232811122157 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2353.

The product of its digits is 13440, while the sum is 35.

The spelling of 232811122157 in words is "two hundred thirty-two billion, eight hundred eleven million, one hundred twenty-two thousand, one hundred fifty-seven".