232321040131 has 4 divisors (see below), whose sum is σ = 239815267264. Its totient is φ = 224826813000.

The previous prime is 232321040123. The next prime is 232321040143. The reversal of 232321040131 is 131040123232.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 232321040131 - 2³ = 232321040123 is a prime.

It is a super-2 number, since 2×232321040131² (a number of 24 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (232321040431) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3747113520 + ... + 3747113581.

It is an arithmetic number, because the mean of its divisors is an integer number (59953816816).

Almost surely, 2^232321040131 is an apocalyptic number.

232321040131 is a deficient number, since it is larger than the sum of its proper divisors (7494227133).

232321040131 is an equidigital number, since it uses as much as digits as its factorization.

232321040131 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7494227132.

The product of its (nonzero) digits is 864, while the sum is 22.

Adding to 232321040131 its reverse (131040123232), we get a palindrome (363361163363).

The spelling of 232321040131 in words is "two hundred thirty-two billion, three hundred twenty-one million, forty thousand, one hundred thirty-one".