22120209112 has 16 divisors (see below), whose sum is σ = 41594238000. Its totient is φ = 11028412320.

The previous prime is 22120209079. The next prime is 22120209173. The reversal of 22120209112 is 21190202122.

It is a congruent number.

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 3 ways as a sum of consecutive naturals, for example, 3958564 + ... + 3964147.

It is an arithmetic number, because the mean of its divisors is an integer number (2599639875).

Almost surely, 2^22120209112 is an apocalyptic number.

It is an amenable number.

22120209112 is a deficient number, since it is larger than the sum of its proper divisors (19474028888).

22120209112 is a wasteful number, since it uses less digits than its factorization.

22120209112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7923066 (or 7923062 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 22.

The spelling of 22120209112 in words is "twenty-two billion, one hundred twenty million, two hundred nine thousand, one hundred twelve".