22120020100112 has 60 divisors (see below), whose sum is σ = 47145295476720. Its totient is φ = 10046567340480.

The previous prime is 22120020100109. The next prime is 22120020100153. The reversal of 22120020100112 is 21100102002122.

It is an unprimeable number.

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 11 ways as a sum of consecutive naturals, for example, 2100158 + ... + 6975005.

It is an arithmetic number, because the mean of its divisors is an integer number (785754924612).

Almost surely, 2^{22120020100112} is an apocalyptic number.

22120020100112 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

It is an amenable number.

22120020100112 is an abundant number, since it is smaller than the sum of its proper divisors (25025275376608).

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

22120020100112 is a wasteful number, since it uses less digits than its factorization.

22120020100112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9076452 (or 9076435 counting only the distinct ones).

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

Adding to 22120020100112 its reverse (21100102002122), we get a palindrome (43220122102234).

The spelling of 22120020100112 in words is "twenty-two trillion, one hundred twenty billion, twenty million, one hundred thousand, one hundred twelve".