2222112222112 has 24 divisors (see below), whose sum is σ = 4605035198400. Its totient is φ = 1052579473344.

The previous prime is 2222112222091. The next prime is 2222112222173. The reversal of 2222112222112 is 2112222112222.

It is a nude number because it is divisible by every one of its digits.

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, 1827394312 + ... + 1827395527.

It is an arithmetic number, because the mean of its divisors is an integer number (191876466600).

Almost surely, 2^{2222112222112} is an apocalyptic number.

It is an amenable number.

2222112222112 is an abundant number, since it is smaller than the sum of its proper divisors (2382922976288).

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

2222112222112 is a wasteful number, since it uses less digits than its factorization.

2222112222112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3654789868 (or 3654789860 counting only the distinct ones).

The product of its digits is 512, while the sum is 22.

Adding to 2222112222112 its reverse (2112222112222), we get a palindrome (4334334334334).

The spelling of 2222112222112 in words is "two trillion, two hundred twenty-two billion, one hundred twelve million, two hundred twenty-two thousand, one hundred twelve".