232321311137 has 2 divisors, whose sum is σ = 232321311138. Its totient is φ = 232321311136.

The previous prime is 232321311107. The next prime is 232321311161. The reversal of 232321311137 is 731113123232.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 168698311441 + 63622999696 = 410729^2 + 252236^2 .

It is a cyclic number.

It is not a de Polignac number, because 232321311137 - 2²⁶ = 232254202273 is a prime.

It is not a weakly prime, because it can be changed into another prime (232321311107) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 116160655568 + 116160655569.

It is an arithmetic number, because the mean of its divisors is an integer number (116160655569).

Almost surely, 2^232321311137 is an apocalyptic number.

It is an amenable number.

232321311137 is a deficient number, since it is larger than the sum of its proper divisors (1).

232321311137 is an equidigital number, since it uses as much as digits as its factorization.

232321311137 is an evil number, because the sum of its binary digits is even.

The product of its digits is 4536, while the sum is 29.

Adding to 232321311137 its reverse (731113123232), we get a palindrome (963434434369).

The spelling of 232321311137 in words is "two hundred thirty-two billion, three hundred twenty-one million, three hundred eleven thousand, one hundred thirty-seven".