111312302102 has 8 divisors (see below), whose sum is σ = 167842634112. Its totient is φ = 55364757400.

The previous prime is 111312302099. The next prime is 111312302147. The reversal of 111312302102 is 201203213111.

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, 145696349 + ... + 145697112.

It is an arithmetic number, because the mean of its divisors is an integer number (20980329264).

Almost surely, 2^111312302102 is an apocalyptic number.

111312302102 is a deficient number, since it is larger than the sum of its proper divisors (56530332010).

111312302102 is a wasteful number, since it uses less digits than its factorization.

111312302102 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 291393654.

The product of its (nonzero) digits is 72, while the sum is 17.

Adding to 111312302102 its reverse (201203213111), we get a palindrome (312515515213).

The spelling of 111312302102 in words is "one hundred eleven billion, three hundred twelve million, three hundred two thousand, one hundred two".