22102012112 has 20 divisors (see below), whose sum is σ = 43061886720. Its totient is φ = 10989267168.

The previous prime is 22102012099. The next prime is 22102012129. The reversal of 22102012112 is 21121020122.

It is a congruent number.

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, 3855728 + ... + 3861455.

It is an arithmetic number, because the mean of its divisors is an integer number (2153094336).

Almost surely, 2^22102012112 is an apocalyptic number.

It is an amenable number.

22102012112 is a deficient number, since it is larger than the sum of its proper divisors (20959874608).

22102012112 is a wasteful number, since it uses less digits than its factorization.

22102012112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7717370 (or 7717364 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 14.

Adding to 22102012112 its reverse (21121020122), we get a palindrome (43223032234).

The spelling of 22102012112 in words is "twenty-two billion, one hundred two million, twelve thousand, one hundred twelve".