111302103310031 has 16 divisors (see below), whose sum is σ = 111883959936000. Its totient is φ = 110721011371008.

The previous prime is 111302103310001. The next prime is 111302103310043. The reversal of 111302103310031 is 130013301203111.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-111302103310031 is a prime.

It is a super-2 number, since 2×111302103310031² (a number of 29 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 111302103309985 and 111302103310012.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (111302103310001) 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, 2168380175 + ... + 2168431503.

It is an arithmetic number, because the mean of its divisors is an integer number (6992747496000).

Almost surely, 2^{111302103310031} is an apocalyptic number.

111302103310031 is a deficient number, since it is larger than the sum of its proper divisors (581856625969).

111302103310031 is a wasteful number, since it uses less digits than its factorization.

111302103310031 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 58558.

The product of its (nonzero) digits is 162, while the sum is 20.

Adding to 111302103310031 its reverse (130013301203111), we get a palindrome (241315404513142).

The spelling of 111302103310031 in words is "one hundred eleven trillion, three hundred two billion, one hundred three million, three hundred ten thousand, thirty-one".