31332231320011 has 16 divisors (see below), whose sum is σ = 33605022600000. Its totient is φ = 29136613828608.

The previous prime is 31332231320009. The next prime is 31332231320029. The reversal of 31332231320011 is 11002313223313.

It is not a de Polignac number, because 31332231320011 - 2¹ = 31332231320009 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (31332231320041) 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 15 ways as a sum of consecutive naturals, for example, 13676146 + ... + 15801943.

It is an arithmetic number, because the mean of its divisors is an integer number (2100313912500).

Almost surely, 2^{31332231320011} is an apocalyptic number.

31332231320011 is a deficient number, since it is larger than the sum of its proper divisors (2272791279989).

31332231320011 is a wasteful number, since it uses less digits than its factorization.

31332231320011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 29479398.

The product of its (nonzero) digits is 1944, while the sum is 25.

Adding to 31332231320011 its reverse (11002313223313), we get a palindrome (42334544543324).

The spelling of 31332231320011 in words is "thirty-one trillion, three hundred thirty-two billion, two hundred thirty-one million, three hundred twenty thousand, eleven".