231199776023 has 2 divisors, whose sum is σ = 231199776024. Its totient is φ = 231199776022.

The previous prime is 231199776013. The next prime is 231199776029. The reversal of 231199776023 is 320677991132.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 231199776023 - 2²⁰ = 231198727447 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (231199776029) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 115599888011 + 115599888012.

It is an arithmetic number, because the mean of its divisors is an integer number (115599888012).

Almost surely, 2^231199776023 is an apocalyptic number.

231199776023 is a deficient number, since it is larger than the sum of its proper divisors (1).

231199776023 is an equidigital number, since it uses as much as digits as its factorization.

231199776023 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 857304, while the sum is 50.

The spelling of 231199776023 in words is "two hundred thirty-one billion, one hundred ninety-nine million, seven hundred seventy-six thousand, twenty-three".