22112120200012 has 24 divisors (see below), whose sum is σ = 38735434053680. Its totient is φ = 11044855673280.

The previous prime is 22112120200003. The next prime is 22112120200013. The reversal of 22112120200012 is 21000202121122.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (22112120200013) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 38051539 + ... + 38628277.

Almost surely, 2^{22112120200012} is an apocalyptic number.

It is an amenable number.

22112120200012 is a deficient number, since it is larger than the sum of its proper divisors (16623313853668).

22112120200012 is a wasteful number, since it uses less digits than its factorization.

22112120200012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 586441 (or 586439 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 16.

Adding to 22112120200012 its reverse (21000202121122), we get a palindrome (43112322321134).

The spelling of 22112120200012 in words is "twenty-two trillion, one hundred twelve billion, one hundred twenty million, two hundred thousand, twelve".