111312031013102 has 16 divisors (see below), whose sum is σ = 181425381619200. Its totient is φ = 51025888579320.

The previous prime is 111312031013101. The next prime is 111312031013123. The reversal of 111312031013102 is 201310130213111.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (111312031013101) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 47246191952 + ... + 47246194307.

It is an arithmetic number, because the mean of its divisors is an integer number (11339086351200).

Almost surely, 2^{111312031013102} is an apocalyptic number.

111312031013102 is a deficient number, since it is larger than the sum of its proper divisors (70113350606098).

111312031013102 is a wasteful number, since it uses less digits than its factorization.

111312031013102 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 94492386311.

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

Adding to 111312031013102 its reverse (201310130213111), we get a palindrome (312622161226213).

The spelling of 111312031013102 in words is "one hundred eleven trillion, three hundred twelve billion, thirty-one million, thirteen thousand, one hundred two".