111310021313031 has 32 divisors (see below), whose sum is σ = 149481147686400. Its totient is φ = 73674548348544.

The previous prime is 111310021312999. The next prime is 111310021313069. The reversal of 111310021313031 is 130313120013111.

It is not a de Polignac number, because 111310021313031 - 2⁵ = 111310021312999 is a prime.

It is a super-2 number, since 2×111310021313031² (a number of 29 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 111310021312989 and 111310021313007.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (111310021383031) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 592368265 + ... + 592556141.

It is an arithmetic number, because the mean of its divisors is an integer number (4671285865200).

Almost surely, 2^{111310021313031} is an apocalyptic number.

111310021313031 is a deficient number, since it is larger than the sum of its proper divisors (38171126373369).

111310021313031 is a wasteful number, since it uses less digits than its factorization.

111310021313031 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 190215.

The product of its (nonzero) digits is 162, while the sum is 21.

Adding to 111310021313031 its reverse (130313120013111), we get a palindrome (241623141326142).

The spelling of 111310021313031 in words is "one hundred eleven trillion, three hundred ten billion, twenty-one million, three hundred thirteen thousand, thirty-one".