123031121030179 has 2 divisors, whose sum is σ = 123031121030180. Its totient is φ = 123031121030178.

The previous prime is 123031121030123. The next prime is 123031121030231. The reversal of 123031121030179 is 971030121130321.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-123031121030179 is a prime.

It is not a weakly prime, because it can be changed into another prime (123031121030479) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 61515560515089 + 61515560515090.

It is an arithmetic number, because the mean of its divisors is an integer number (61515560515090).

Almost surely, 2^{123031121030179} is an apocalyptic number.

123031121030179 is a deficient number, since it is larger than the sum of its proper divisors (1).

123031121030179 is an equidigital number, since it uses as much as digits as its factorization.

123031121030179 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 6804, while the sum is 34.

The spelling of 123031121030179 in words is "one hundred twenty-three trillion, thirty-one billion, one hundred twenty-one million, thirty thousand, one hundred seventy-nine".