111130012012 has 24 divisors (see below), whose sum is σ = 199096158800. Its totient is φ = 54246640896.

The previous prime is 111130011961. The next prime is 111130012031. The reversal of 111130012012 is 210210031111.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 111130011983 and 111130012001.

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, 204664 + ... + 513952.

Almost surely, 2^111130012012 is an apocalyptic number.

It is an amenable number.

111130012012 is a deficient number, since it is larger than the sum of its proper divisors (87966146788).

111130012012 is a wasteful number, since it uses less digits than its factorization.

111130012012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 311425 (or 311423 counting only the distinct ones).

The product of its (nonzero) digits is 12, while the sum is 13.

Adding to 111130012012 its reverse (210210031111), we get a palindrome (321340043123).

The spelling of 111130012012 in words is "one hundred eleven billion, one hundred thirty million, twelve thousand, twelve".