232311303231 has 16 divisors (see below), whose sum is σ = 354004925184. Its totient is φ = 132746785344.

The previous prime is 232311303199. The next prime is 232311303239. The reversal of 232311303231 is 132303113232.

It is not a de Polignac number, because 232311303231 - 2⁵ = 232311303199 is a prime.

It is a super-2 number, since 2×232311303231² (a number of 24 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (232311303239) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1999035 + ... + 2112051.

It is an arithmetic number, because the mean of its divisors is an integer number (22125307824).

Almost surely, 2^232311303231 is an apocalyptic number.

232311303231 is a gapful number since it is divisible by the number (21) formed by its first and last digit.

232311303231 is a deficient number, since it is larger than the sum of its proper divisors (121693621953).

232311303231 is a wasteful number, since it uses less digits than its factorization.

232311303231 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 210910.

The product of its (nonzero) digits is 1944, while the sum is 24.

Adding to 232311303231 its reverse (132303113232), we get a palindrome (364614416463).

The spelling of 232311303231 in words is "two hundred thirty-two billion, three hundred eleven million, three hundred three thousand, two hundred thirty-one".