231324423132 has 72 divisors (see below), whose sum is σ = 609321520528. Its totient is φ = 68203745280.

The previous prime is 231324423131. The next prime is 231324423167.

It is a happy number.

231324423132 is nontrivially palindromic in base 10.

231324423132 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a nude number because it is divisible by every one of its digits.

It is a self number, because there is not a number n which added to its sum of digits gives 231324423132.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (231324423131) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 2099173 + ... + 2206620.

Almost surely, 2^231324423132 is an apocalyptic number.

231324423132 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

It is an amenable number.

231324423132 is an abundant number, since it is smaller than the sum of its proper divisors (377997097396).

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

231324423132 is a wasteful number, since it uses less digits than its factorization.

231324423132 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4305859 (or 4305846 counting only the distinct ones).

The product of its digits is 20736, while the sum is 30.

It can be divided in two parts, 231324 and 423132, that added together give a palindrome (654456).

The spelling of 231324423132 in words is "two hundred thirty-one billion, three hundred twenty-four million, four hundred twenty-three thousand, one hundred thirty-two".