111132312311 has 16 divisors (see below), whose sum is σ = 117837272160. Its totient is φ = 104514209280.

The previous prime is 111132312307. The next prime is 111132312359. The reversal of 111132312311 is 113213231111.

It is a cyclic number.

It is not a de Polignac number, because 111132312311 - 2² = 111132312307 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (111132312371) 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, 3255371 + ... + 3289331.

It is an arithmetic number, because the mean of its divisors is an integer number (7364829510).

Almost surely, 2^111132312311 is an apocalyptic number.

111132312311 is a deficient number, since it is larger than the sum of its proper divisors (6704959849).

111132312311 is a wasteful number, since it uses less digits than its factorization.

111132312311 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 35234.

The product of its digits is 108, while the sum is 20.

Adding to 111132312311 its reverse (113213231111), we get a palindrome (224345543422).

The spelling of 111132312311 in words is "one hundred eleven billion, one hundred thirty-two million, three hundred twelve thousand, three hundred eleven".