1112222212012 has 12 divisors (see below), whose sum is σ = 1946456569120. Its totient is φ = 556091763696.

The previous prime is 1112222211953. The next prime is 1112222212033. The reversal of 1112222212012 is 2102122222111.

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, 4705812 + ... + 4936507.

Almost surely, 2^{1112222212012} is an apocalyptic number.

It is an amenable number.

1112222212012 is a deficient number, since it is larger than the sum of its proper divisors (834234357108).

1112222212012 is a wasteful number, since it uses less digits than its factorization.

1112222212012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9671160 (or 9671158 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 19.

Adding to 1112222212012 its reverse (2102122222111), we get a palindrome (3214344434123).

The spelling of 1112222212012 in words is "one trillion, one hundred twelve billion, two hundred twenty-two million, two hundred twelve thousand, twelve".