231021976620683 has 2 divisors, whose sum is σ = 231021976620684. Its totient is φ = 231021976620682.

The previous prime is 231021976620623. The next prime is 231021976620707. The reversal of 231021976620683 is 386026679120132.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 231021976620683 - 2²⁶ = 231021909511819 is a prime.

It is not a weakly prime, because it can be changed into another prime (231021976620623) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 115510988310341 + 115510988310342.

It is an arithmetic number, because the mean of its divisors is an integer number (115510988310342).

Almost surely, 2^{231021976620683} is an apocalyptic number.

231021976620683 is a deficient number, since it is larger than the sum of its proper divisors (1).

231021976620683 is an equidigital number, since it uses as much as digits as its factorization.

231021976620683 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 7838208, while the sum is 56.

The spelling of 231021976620683 in words is "two hundred thirty-one trillion, twenty-one billion, nine hundred seventy-six million, six hundred twenty thousand, six hundred eighty-three".