111313011311 has 2 divisors, whose sum is σ = 111313011312. Its totient is φ = 111313011310.

The previous prime is 111313011287. The next prime is 111313011401. The reversal of 111313011311 is 113110313111.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 111313011311 - 2¹⁸ = 111312749167 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 111313011311.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (111313011011) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 55656505655 + 55656505656.

It is an arithmetic number, because the mean of its divisors is an integer number (55656505656).

Almost surely, 2^111313011311 is an apocalyptic number.

111313011311 is a deficient number, since it is larger than the sum of its proper divisors (1).

111313011311 is an equidigital number, since it uses as much as digits as its factorization.

111313011311 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 27, while the sum is 17.

Adding to 111313011311 its reverse (113110313111), we get a palindrome (224423324422).

The spelling of 111313011311 in words is "one hundred eleven billion, three hundred thirteen million, eleven thousand, three hundred eleven".