11311331322323 has 4 divisors (see below), whose sum is σ = 11311338083760. Its totient is φ = 11311324560888.

The previous prime is 11311331322289. The next prime is 11311331322337. The reversal of 11311331322323 is 32322313311311.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It is a cyclic number.

It is not a de Polignac number, because 11311331322323 - 2³⁰ = 11310257580499 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11311331322373) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1175261 + ... + 4899377.

It is an arithmetic number, because the mean of its divisors is an integer number (2827834520940).

Almost surely, 2^{11311331322323} is an apocalyptic number.

11311331322323 is a deficient number, since it is larger than the sum of its proper divisors (6761437).

11311331322323 is an equidigital number, since it uses as much as digits as its factorization.

11311331322323 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6761436.

The product of its digits is 5832, while the sum is 29.

Adding to 11311331322323 its reverse (32322313311311), we get a palindrome (43633644633634).

The spelling of 11311331322323 in words is "eleven trillion, three hundred eleven billion, three hundred thirty-one million, three hundred twenty-two thousand, three hundred twenty-three".