111112110100012 has 12 divisors (see below), whose sum is σ = 222224220200080. Its totient is φ = 47619475757136.

The previous prime is 111112110099983. The next prime is 111112110100063. The reversal of 111112110100012 is 210001011211111.

111112110100012 is an admirable number.

It is a junction number, because it is equal to n+sod(n) for n = 111112110099965 and 111112110100001.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1984144823187 + ... + 1984144823242.

Almost surely, 2^{111112110100012} is an apocalyptic number.

It is an amenable number.

111112110100012 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

111112110100012 is a wasteful number, since it uses less digits than its factorization.

111112110100012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3968289646440 (or 3968289646438 counting only the distinct ones).

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

Adding to 111112110100012 its reverse (210001011211111), we get a palindrome (321113121311123).

The spelling of 111112110100012 in words is "one hundred eleven trillion, one hundred twelve billion, one hundred ten million, one hundred thousand, twelve".