231132211331179 has 2 divisors, whose sum is σ = 231132211331180. Its totient is φ = 231132211331178.

The previous prime is 231132211331159. The next prime is 231132211331261. The reversal of 231132211331179 is 971133112231132.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 231132211331179 - 2³³ = 231123621396587 is a prime.

It is a super-2 number, since 2×231132211331179² (a number of 30 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (231132211331159) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 115566105665589 + 115566105665590.

It is an arithmetic number, because the mean of its divisors is an integer number (115566105665590).

Almost surely, 2^{231132211331179} is an apocalyptic number.

231132211331179 is a deficient number, since it is larger than the sum of its proper divisors (1).

231132211331179 is an equidigital number, since it uses as much as digits as its factorization.

231132211331179 is an evil number, because the sum of its binary digits is even.

The product of its digits is 40824, while the sum is 40.

The spelling of 231132211331179 in words is "two hundred thirty-one trillion, one hundred thirty-two billion, two hundred eleven million, three hundred thirty-one thousand, one hundred seventy-nine".