123133133303911 has 2 divisors, whose sum is σ = 123133133303912. Its totient is φ = 123133133303910.

The previous prime is 123133133303909. The next prime is 123133133303923. The reversal of 123133133303911 is 119303331331321.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 123133133303911 - 2¹ = 123133133303909 is a prime.

Together with 123133133303909, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (123133133003911) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 61566566651955 + 61566566651956.

It is an arithmetic number, because the mean of its divisors is an integer number (61566566651956).

Almost surely, 2^{123133133303911} is an apocalyptic number.

123133133303911 is a deficient number, since it is larger than the sum of its proper divisors (1).

123133133303911 is an equidigital number, since it uses as much as digits as its factorization.

123133133303911 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 39366, while the sum is 37.

The spelling of 123133133303911 in words is "one hundred twenty-three trillion, one hundred thirty-three billion, one hundred thirty-three million, three hundred three thousand, nine hundred eleven".