111112101112 has 32 divisors (see below), whose sum is σ = 208882508400. Its totient is φ = 55410194944.

The previous prime is 111112101097. The next prime is 111112101143. The reversal of 111112101112 is 211101211111.

It is a junction number, because it is equal to n+sod(n) for n = 111112101092 and 111112101101.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 15366714 + ... + 15373942.

Almost surely, 2^111112101112 is an apocalyptic number.

It is an amenable number.

111112101112 is a deficient number, since it is larger than the sum of its proper divisors (97770407288).

111112101112 is a wasteful number, since it uses less digits than its factorization.

111112101112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12015 (or 12011 counting only the distinct ones).

The product of its (nonzero) digits is 4, while the sum is 13.

Adding to 111112101112 its reverse (211101211111), we get a palindrome (322213312223).

The spelling of 111112101112 in words is "one hundred eleven billion, one hundred twelve million, one hundred one thousand, one hundred twelve".