111100011031013 has 2 divisors, whose sum is σ = 111100011031014. Its totient is φ = 111100011031012.

The previous prime is 111100011030971. The next prime is 111100011031057. The reversal of 111100011031013 is 310130110001111.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 97751641885249 + 13348369145764 = 9886943^2 + 3653542^2 .

It is a cyclic number.

It is not a de Polignac number, because 111100011031013 - 2²⁸ = 111099742595557 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (111100011031613) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 55550005515506 + 55550005515507.

It is an arithmetic number, because the mean of its divisors is an integer number (55550005515507).

Almost surely, 2^{111100011031013} is an apocalyptic number.

It is an amenable number.

111100011031013 is a deficient number, since it is larger than the sum of its proper divisors (1).

111100011031013 is an equidigital number, since it uses as much as digits as its factorization.

111100011031013 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 9, while the sum is 14.

Adding to 111100011031013 its reverse (310130110001111), we get a palindrome (421230121032124).

The spelling of 111100011031013 in words is "one hundred eleven trillion, one hundred billion, eleven million, thirty-one thousand, thirteen".