22111222002112 has 28 divisors (see below), whose sum is σ = 43879527689080. Its totient is φ = 11054963056896.

The previous prime is 22111222002083. The next prime is 22111222002127. The reversal of 22111222002112 is 21120022211122.

It is a super-2 number, since 2×22111222002112² (a number of 27 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 22111222002112.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 9022662 + ... + 11208517.

Almost surely, 2^{22111222002112} is an apocalyptic number.

It is an amenable number.

22111222002112 is a deficient number, since it is larger than the sum of its proper divisors (21768305686968).

22111222002112 is a wasteful number, since it uses less digits than its factorization.

22111222002112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20248268 (or 20248258 counting only the distinct ones).

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

Adding to 22111222002112 its reverse (21120022211122), we get a palindrome (43231244213234).

The spelling of 22111222002112 in words is "twenty-two trillion, one hundred eleven billion, two hundred twenty-two million, two thousand, one hundred twelve".