231541355312723 has 2 divisors, whose sum is σ = 231541355312724. Its totient is φ = 231541355312722.

The previous prime is 231541355312681. The next prime is 231541355312791. The reversal of 231541355312723 is 327213553145132.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 231541355312723 - 2²⁶ = 231541288203859 is a prime.

It is a super-2 number, since 2×231541355312723² (a number of 30 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (231541355312123) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 115770677656361 + 115770677656362.

It is an arithmetic number, because the mean of its divisors is an integer number (115770677656362).

Almost surely, 2^{231541355312723} is an apocalyptic number.

231541355312723 is a deficient number, since it is larger than the sum of its proper divisors (1).

231541355312723 is an equidigital number, since it uses as much as digits as its factorization.

231541355312723 is an evil number, because the sum of its binary digits is even.

The product of its digits is 2268000, while the sum is 47.

The spelling of 231541355312723 in words is "two hundred thirty-one trillion, five hundred forty-one billion, three hundred fifty-five million, three hundred twelve thousand, seven hundred twenty-three".