111513314031 has 24 divisors (see below), whose sum is σ = 174490066224. Its totient is φ = 63157973760.

The previous prime is 111513314027. The next prime is 111513314063. The reversal of 111513314031 is 130413315111.

It is not a de Polignac number, because 111513314031 - 2² = 111513314027 is a prime.

It is a super-2 number, since 2×111513314031² (a number of 23 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 111513313992 and 111513314010.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (111513314021) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 3340000 + ... + 3373221.

It is an arithmetic number, because the mean of its divisors is an integer number (7270419426).

Almost surely, 2^111513314031 is an apocalyptic number.

111513314031 is a deficient number, since it is larger than the sum of its proper divisors (62976752193).

111513314031 is a wasteful number, since it uses less digits than its factorization.

111513314031 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6713351 (or 6713344 counting only the distinct ones).

The product of its (nonzero) digits is 540, while the sum is 24.

Adding to 111513314031 its reverse (130413315111), we get a palindrome (241926629142).

The spelling of 111513314031 in words is "one hundred eleven billion, five hundred thirteen million, three hundred fourteen thousand, thirty-one".