231433202334132 has 72 divisors (see below), whose sum is σ = 615477048673032. Its totient is φ = 73228699468800.

The previous prime is 231433202334107. The next prime is 231433202334143.

231433202334132 is a `hidden beast` number, since 2 + 3 + 1 + 4 + 3 + 3 + 2 + 0 + 233 + 413 + 2 = 666.

231433202334132 is nontrivially palindromic in base 10.

It can be written as a sum of positive squares in 4 ways, for example, as 2034491438736 + 229398710895396 = 1426356^2 + 15145914^2 .

It is a super-2 number, since 2×231433202334132² (a number of 30 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (36).

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, 2118831369 + ... + 2118940592.

It is an arithmetic number, because the mean of its divisors is an integer number (8548292342681).

Almost surely, 2^{231433202334132} is an apocalyptic number.

It is an amenable number.

231433202334132 is an abundant number, since it is smaller than the sum of its proper divisors (384043846338900).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

231433202334132 is a wasteful number, since it uses less digits than its factorization.

231433202334132 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4237772049 (or 4237772044 counting only the distinct ones).

The product of its (nonzero) digits is 186624, while the sum is 36.

It can be divided in two parts, 23143320 and 2334132, that added together give a palindrome (25477452).

The spelling of 231433202334132 in words is "two hundred thirty-one trillion, four hundred thirty-three billion, two hundred two million, three hundred thirty-four thousand, one hundred thirty-two".