123011111013299 has 2 divisors, whose sum is σ = 123011111013300. Its totient is φ = 123011111013298.

The previous prime is 123011111013229. The next prime is 123011111013317. The reversal of 123011111013299 is 992310111110321.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-123011111013299 is a prime.

It is not a weakly prime, because it can be changed into another prime (123011111013209) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 61505555506649 + 61505555506650.

It is an arithmetic number, because the mean of its divisors is an integer number (61505555506650).

Almost surely, 2^{123011111013299} is an apocalyptic number.

123011111013299 is a deficient number, since it is larger than the sum of its proper divisors (1).

123011111013299 is an equidigital number, since it uses as much as digits as its factorization.

123011111013299 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2916, while the sum is 35.

The spelling of 123011111013299 in words is "one hundred twenty-three trillion, eleven billion, one hundred eleven million, thirteen thousand, two hundred ninety-nine".