111311241103959 has 16 divisors (see below), whose sum is σ = 166780722458112. Its totient is φ = 65520998107488.

The previous prime is 111311241103949. The next prime is 111311241103961. The reversal of 111311241103959 is 959301142113111.

It is not a de Polignac number, because 111311241103959 - 2⁴ = 111311241103943 is a prime.

It is a super-2 number, since 2×111311241103959² (a number of 29 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 111311241103959.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (111311241103949) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 62046398827 + ... + 62046400620.

It is an arithmetic number, because the mean of its divisors is an integer number (10423795153632).

Almost surely, 2^{111311241103959} is an apocalyptic number.

111311241103959 is a deficient number, since it is larger than the sum of its proper divisors (55469481354153).

111311241103959 is a wasteful number, since it uses less digits than its factorization.

111311241103959 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 124092799486.

The product of its (nonzero) digits is 29160, while the sum is 42.

The spelling of 111311241103959 in words is "one hundred eleven trillion, three hundred eleven billion, two hundred forty-one million, one hundred three thousand, nine hundred fifty-nine".