111312031102 has 8 divisors (see below), whose sum is σ = 167328670176. Its totient is φ = 55535807712.

The previous prime is 111312031063. The next prime is 111312031157. The reversal of 111312031102 is 201130213111.

It is a happy number.

111312031102 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 60102763 + ... + 60104614.

It is an arithmetic number, because the mean of its divisors is an integer number (20916083772).

Almost surely, 2^111312031102 is an apocalyptic number.

111312031102 is a deficient number, since it is larger than the sum of its proper divisors (56016639074).

111312031102 is a wasteful number, since it uses less digits than its factorization.

111312031102 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 120207842.

The product of its (nonzero) digits is 36, while the sum is 16.

Adding to 111312031102 its reverse (201130213111), we get a palindrome (312442244213).

The spelling of 111312031102 in words is "one hundred eleven billion, three hundred twelve million, thirty-one thousand, one hundred two".