232310331229981 has 2 divisors, whose sum is σ = 232310331229982. Its totient is φ = 232310331229980.

The previous prime is 232310331229943. The next prime is 232310331230017. The reversal of 232310331229981 is 189922133013232.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 218668204304356 + 13642126925625 = 14787434^2 + 3693525^2 .

It is a cyclic number.

It is not a de Polignac number, because 232310331229981 - 2³³ = 232301741295389 is a prime.

It is a super-2 number, since 2×232310331229981² (a number of 30 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (232310331209981) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 116155165614990 + 116155165614991.

It is an arithmetic number, because the mean of its divisors is an integer number (116155165614991).

Almost surely, 2^{232310331229981} is an apocalyptic number.

It is an amenable number.

232310331229981 is a deficient number, since it is larger than the sum of its proper divisors (1).

232310331229981 is an equidigital number, since it uses as much as digits as its factorization.

232310331229981 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 839808, while the sum is 49.

The spelling of 232310331229981 in words is "two hundred thirty-two trillion, three hundred ten billion, three hundred thirty-one million, two hundred twenty-nine thousand, nine hundred eighty-one".