12311102320011 has 20 divisors (see below), whose sum is σ = 20062537115544. Its totient is φ = 7461274132800.

The previous prime is 12311102320009. The next prime is 12311102320039. The reversal of 12311102320011 is 11002320111321.

12311102320011 is a `hidden beast` number, since 1 + 231 + 1 + 102 + 320 + 0 + 11 = 666.

It is not a de Polignac number, because 12311102320011 - 2¹ = 12311102320009 is a prime.

It is not an unprimeable number, because it can be changed into a prime (12311102320211) 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 19 ways as a sum of consecutive naturals, for example, 6908586270 + ... + 6908588051.

Almost surely, 2^{12311102320011} is an apocalyptic number.

12311102320011 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

12311102320011 is a deficient number, since it is larger than the sum of its proper divisors (7751434795533).

12311102320011 is a wasteful number, since it uses less digits than its factorization.

12311102320011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13817174344 (or 13817174335 counting only the distinct ones).

The product of its (nonzero) digits is 72, while the sum is 18.

Adding to 12311102320011 its reverse (11002320111321), we get a palindrome (23313422431332).

The spelling of 12311102320011 in words is "twelve trillion, three hundred eleven billion, one hundred two million, three hundred twenty thousand, eleven".