111200002112 has 28 divisors (see below), whose sum is σ = 220682483196. Its totient is φ = 55594967040.

The previous prime is 111200002103. The next prime is 111200002163. The reversal of 111200002112 is 211200002111.

It can be written as a sum of positive squares in 2 ways, for example, as 105043402816 + 6156599296 = 324104^2 + 78464^2 .

It is a junction number, because it is equal to n+sod(n) for n = 111200002093 and 111200002102.

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, 692312 + ... + 837672.

It is an arithmetic number, because the mean of its divisors is an integer number (7881517257).

Almost surely, 2^111200002112 is an apocalyptic number.

It is an amenable number.

111200002112 is a deficient number, since it is larger than the sum of its proper divisors (109482481084).

111200002112 is a wasteful number, since it uses less digits than its factorization.

111200002112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 157326 (or 157316 counting only the distinct ones).

The product of its (nonzero) digits is 8, while the sum is 11.

Adding to 111200002112 its reverse (211200002111), we get a palindrome (322400004223).

Subtracting 111200002112 from its reverse (211200002111), we obtain a palindrome (99999999999).

The spelling of 111200002112 in words is "one hundred eleven billion, two hundred million, two thousand, one hundred twelve".