111101312313311 has 2 divisors, whose sum is σ = 111101312313312. Its totient is φ = 111101312313310.

The previous prime is 111101312313181. The next prime is 111101312313331. The reversal of 111101312313311 is 113313213101111.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 111101312313311 - 2¹⁴ = 111101312296927 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (111101312313331) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 55550656156655 + 55550656156656.

It is an arithmetic number, because the mean of its divisors is an integer number (55550656156656).

Almost surely, 2^{111101312313311} is an apocalyptic number.

111101312313311 is a deficient number, since it is larger than the sum of its proper divisors (1).

111101312313311 is an equidigital number, since it uses as much as digits as its factorization.

111101312313311 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 162, while the sum is 23.

Adding to 111101312313311 its reverse (113313213101111), we get a palindrome (224414525414422).

The spelling of 111101312313311 in words is "one hundred eleven trillion, one hundred one billion, three hundred twelve million, three hundred thirteen thousand, three hundred eleven".