12311011133321 has 16 divisors (see below), whose sum is σ = 12443266756800. Its totient is φ = 12179118305088.

The previous prime is 12311011133299. The next prime is 12311011133327. The reversal of 12311011133321 is 12333111011321.

It is a cyclic number.

It is not a de Polignac number, because 12311011133321 - 2⁶ = 12311011133257 is a prime.

It is a super-2 number, since 2×12311011133321² (a number of 27 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (12311011133327) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 242685266 + ... + 242735988.

It is an arithmetic number, because the mean of its divisors is an integer number (777704172300).

Almost surely, 2^{12311011133321} is an apocalyptic number.

It is an amenable number.

12311011133321 is a deficient number, since it is larger than the sum of its proper divisors (132255623479).

12311011133321 is a wasteful number, since it uses less digits than its factorization.

12311011133321 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 54248.

The product of its (nonzero) digits is 324, while the sum is 23.

Adding to 12311011133321 its reverse (12333111011321), we get a palindrome (24644122144642).

The spelling of 12311011133321 in words is "twelve trillion, three hundred eleven billion, eleven million, one hundred thirty-three thousand, three hundred twenty-one".