31102223120011 has 2 divisors, whose sum is σ = 31102223120012. Its totient is φ = 31102223120010.

The previous prime is 31102223120009. The next prime is 31102223120047. The reversal of 31102223120011 is 11002132220113.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 31102223120011 - 2¹ = 31102223120009 is a prime.

Together with 31102223120009, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (31102223120411) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 15551111560005 + 15551111560006.

It is an arithmetic number, because the mean of its divisors is an integer number (15551111560006).

Almost surely, 2^{31102223120011} is an apocalyptic number.

31102223120011 is a deficient number, since it is larger than the sum of its proper divisors (1).

31102223120011 is an equidigital number, since it uses as much as digits as its factorization.

31102223120011 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 144, while the sum is 19.

Adding to 31102223120011 its reverse (11002132220113), we get a palindrome (42104355340124).

The spelling of 31102223120011 in words is "thirty-one trillion, one hundred two billion, two hundred twenty-three million, one hundred twenty thousand, eleven".