22012003112 has 16 divisors (see below), whose sum is σ = 45024552000. Its totient is φ = 10005455920.

The previous prime is 22012003109. The next prime is 22012003151. The reversal of 22012003112 is 21130021022.

It is a happy 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, 125068112 + ... + 125068287.

It is an arithmetic number, because the mean of its divisors is an integer number (2814034500).

Almost surely, 2^22012003112 is an apocalyptic number.

22012003112 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

It is an amenable number.

22012003112 is an abundant number, since it is smaller than the sum of its proper divisors (23012548888).

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

22012003112 is a wasteful number, since it uses less digits than its factorization.

22012003112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 250136416 (or 250136412 counting only the distinct ones).

The product of its (nonzero) digits is 48, while the sum is 14.

Adding to 22012003112 its reverse (21130021022), we get a palindrome (43142024134).

The spelling of 22012003112 in words is "twenty-two billion, twelve million, three thousand, one hundred twelve".