31110113120011 has 2 divisors, whose sum is σ = 31110113120012. Its totient is φ = 31110113120010.

The previous prime is 31110113119957. The next prime is 31110113120059. The reversal of 31110113120011 is 11002131101113.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 31110113120011 - 2²⁹ = 31109576249099 is a prime.

It is not a weakly prime, because it can be changed into another prime (31110113130011) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 15555056560005 + 15555056560006.

It is an arithmetic number, because the mean of its divisors is an integer number (15555056560006).

Almost surely, 2^{31110113120011} is an apocalyptic number.

31110113120011 is a deficient number, since it is larger than the sum of its proper divisors (1).

31110113120011 is an equidigital number, since it uses as much as digits as its factorization.

31110113120011 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 18, while the sum is 16.

Adding to 31110113120011 its reverse (11002131101113), we get a palindrome (42112244221124).

The spelling of 31110113120011 in words is "thirty-one trillion, one hundred ten billion, one hundred thirteen million, one hundred twenty thousand, eleven".