232331131031231 has 8 divisors (see below), whose sum is σ = 243398351032704. Its totient is φ = 221344399903000.

The previous prime is 232331131031191. The next prime is 232331131031243. The reversal of 232331131031231 is 132130131133232.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 232331131031231 - 2³⁸ = 232056253124287 is a prime.

It is a super-2 number, since 2×232331131031231² (a number of 30 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 232331131031194 and 232331131031203.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (232331131031261) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 20122212401 + ... + 20122223946.

It is an arithmetic number, because the mean of its divisors is an integer number (30424793879088).

Almost surely, 2^{232331131031231} is an apocalyptic number.

232331131031231 is a deficient number, since it is larger than the sum of its proper divisors (11067220001473).

232331131031231 is a wasteful number, since it uses less digits than its factorization.

232331131031231 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 40244436621.

The product of its (nonzero) digits is 5832, while the sum is 29.

Adding to 232331131031231 its reverse (132130131133232), we get a palindrome (364461262164463).

The spelling of 232331131031231 in words is "two hundred thirty-two trillion, three hundred thirty-one billion, one hundred thirty-one million, thirty-one thousand, two hundred thirty-one".