111310113 has 16 divisors (see below), whose sum is σ = 157102400. Its totient is φ = 69906240.

The previous prime is 111310109. The next prime is 111310117. The reversal of 111310113 is 311013111.

It is an interprime number because it is at equal distance from previous prime (111310109) and next prime (111310117).

It is not a de Polignac number, because 111310113 - 2² = 111310109 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (111310117) 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, 4923 + ... + 15711.

It is an arithmetic number, because the mean of its divisors is an integer number (9818900).

Almost surely, 2^111310113 is an apocalyptic number.

It is an amenable number.

111310113 is a deficient number, since it is larger than the sum of its proper divisors (45792287).

111310113 is a wasteful number, since it uses less digits than its factorization.

111310113 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10992.

The product of its (nonzero) digits is 9, while the sum is 12.

The square root of 111310113 is about 10550.3607995177. The cubic root of 111310113 is about 481.0366959813.

Adding to 111310113 its reverse (311013111), we get a palindrome (422323224).

The spelling of 111310113 in words is "one hundred eleven million, three hundred ten thousand, one hundred thirteen".