130131231239 has 2 divisors, whose sum is σ = 130131231240. Its totient is φ = 130131231238.

The previous prime is 130131231203. The next prime is 130131231271. The reversal of 130131231239 is 932132131031.

It is a happy number.

It is a strong prime.

It is an emirp because it is prime and its reverse (932132131031) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 130131231239 - 2²⁴ = 130114454023 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (130131239239) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 65065615619 + 65065615620.

It is an arithmetic number, because the mean of its divisors is an integer number (65065615620).

Almost surely, 2^130131231239 is an apocalyptic number.

130131231239 is a deficient number, since it is larger than the sum of its proper divisors (1).

130131231239 is an equidigital number, since it uses as much as digits as its factorization.

130131231239 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2916, while the sum is 29.

The spelling of 130131231239 in words is "one hundred thirty billion, one hundred thirty-one million, two hundred thirty-one thousand, two hundred thirty-nine".