111100109052013 has 2 divisors, whose sum is σ = 111100109052014. Its totient is φ = 111100109052012.

The previous prime is 111100109051903. The next prime is 111100109052043. The reversal of 111100109052013 is 310250901001111.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 108948879628164 + 2151229423849 = 10437858^2 + 1466707^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-111100109052013 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (111100109052043) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 55550054526006 + 55550054526007.

It is an arithmetic number, because the mean of its divisors is an integer number (55550054526007).

Almost surely, 2^{111100109052013} is an apocalyptic number.

It is an amenable number.

111100109052013 is a deficient number, since it is larger than the sum of its proper divisors (1).

111100109052013 is an equidigital number, since it uses as much as digits as its factorization.

111100109052013 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 270, while the sum is 25.

The spelling of 111100109052013 in words is "one hundred eleven trillion, one hundred billion, one hundred nine million, fifty-two thousand, thirteen".