232312330531 has 2 divisors, whose sum is σ = 232312330532. Its totient is φ = 232312330530.

The previous prime is 232312330529. The next prime is 232312330543. The reversal of 232312330531 is 135033213232.

232312330531 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 232312330531 - 2¹ = 232312330529 is a prime.

It is a super-3 number, since 3×232312330531³ (a number of 35 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

Together with 232312330529, it forms a pair of twin primes.

It is a self number, because there is not a number n which added to its sum of digits gives 232312330531.

It is not a weakly prime, because it can be changed into another prime (232312330501) 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 as a sum of consecutive naturals, namely, 116156165265 + 116156165266.

It is an arithmetic number, because the mean of its divisors is an integer number (116156165266).

Almost surely, 2^232312330531 is an apocalyptic number.

232312330531 is a deficient number, since it is larger than the sum of its proper divisors (1).

232312330531 is an equidigital number, since it uses as much as digits as its factorization.

232312330531 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 9720, while the sum is 28.

Adding to 232312330531 its reverse (135033213232), we get a palindrome (367345543763).

The spelling of 232312330531 in words is "two hundred thirty-two billion, three hundred twelve million, three hundred thirty thousand, five hundred thirty-one".