12311302122319 has 4 divisors (see below), whose sum is σ = 12433196202840. Its totient is φ = 12189408041800.

The previous prime is 12311302122269. The next prime is 12311302122341. The reversal of 12311302122319 is 91322120311321.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 12311302122319 - 2¹⁵ = 12311302089551 is a prime.

It is a super-2 number, since 2×12311302122319² (a number of 27 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12311302122019) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 60947040109 + ... + 60947040310.

It is an arithmetic number, because the mean of its divisors is an integer number (3108299050710).

Almost surely, 2^{12311302122319} is an apocalyptic number.

12311302122319 is a deficient number, since it is larger than the sum of its proper divisors (121894080521).

12311302122319 is a wasteful number, since it uses less digits than its factorization.

12311302122319 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 121894080520.

The product of its (nonzero) digits is 3888, while the sum is 31.

The spelling of 12311302122319 in words is "twelve trillion, three hundred eleven billion, three hundred two million, one hundred twenty-two thousand, three hundred nineteen".