22022203312112 has 20 divisors (see below), whose sum is σ = 42668096120640. Its totient is φ = 11011081732608.

The previous prime is 22022203312111. The next prime is 22022203312177. The reversal of 22022203312112 is 21121330222022.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22022203312111) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 12414689 + ... + 14077247.

It is an arithmetic number, because the mean of its divisors is an integer number (2133404806032).

Almost surely, 2^{22022203312112} is an apocalyptic number.

It is an amenable number.

22022203312112 is a deficient number, since it is larger than the sum of its proper divisors (20645892808528).

22022203312112 is a wasteful number, since it uses less digits than its factorization.

22022203312112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2490440 (or 2490434 counting only the distinct ones).

The product of its (nonzero) digits is 1152, while the sum is 23.

Adding to 22022203312112 its reverse (21121330222022), we get a palindrome (43143533534134).

The spelling of 22022203312112 in words is "twenty-two trillion, twenty-two billion, two hundred three million, three hundred twelve thousand, one hundred twelve".