123251205080299 has 2 divisors, whose sum is σ = 123251205080300. Its totient is φ = 123251205080298.

The previous prime is 123251205080243. The next prime is 123251205080321. The reversal of 123251205080299 is 992080502152321.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-123251205080299 is a prime.

It is not a weakly prime, because it can be changed into another prime (123251205080099) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 61625602540149 + 61625602540150.

It is an arithmetic number, because the mean of its divisors is an integer number (61625602540150).

Almost surely, 2^{123251205080299} is an apocalyptic number.

123251205080299 is a deficient number, since it is larger than the sum of its proper divisors (1).

123251205080299 is an equidigital number, since it uses as much as digits as its factorization.

123251205080299 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 777600, while the sum is 49.

The spelling of 123251205080299 in words is "one hundred twenty-three trillion, two hundred fifty-one billion, two hundred five million, eighty thousand, two hundred ninety-nine".