231300100020131 has 2 divisors, whose sum is σ = 231300100020132. Its totient is φ = 231300100020130.

The previous prime is 231300100020103. The next prime is 231300100020133. The reversal of 231300100020131 is 131020001003132.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 231300100020131 - 2²⁶ = 231300032911267 is a prime.

It is a super-2 number, since 2×231300100020131² (a number of 30 digits) contains 22 as substring.

Together with 231300100020133, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (231300100020133) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 115650050010065 + 115650050010066.

It is an arithmetic number, because the mean of its divisors is an integer number (115650050010066).

Almost surely, 2^{231300100020131} is an apocalyptic number.

231300100020131 is a deficient number, since it is larger than the sum of its proper divisors (1).

231300100020131 is an equidigital number, since it uses as much as digits as its factorization.

231300100020131 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 108, while the sum is 17.

Adding to 231300100020131 its reverse (131020001003132), we get a palindrome (362320101023263).

The spelling of 231300100020131 in words is "two hundred thirty-one trillion, three hundred billion, one hundred million, twenty thousand, one hundred thirty-one".