22022222221112 has 16 divisors (see below), whose sum is σ = 43720588233360. Its totient is φ = 10363398692224.

The previous prime is 22022222221091. The next prime is 22022222221121. The reversal of 22022222221112 is 21112222222022.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 80964052148 + ... + 80964052419.

It is an arithmetic number, because the mean of its divisors is an integer number (2732536764585).

Almost surely, 2^{22022222221112} is an apocalyptic number.

It is an amenable number.

22022222221112 is a deficient number, since it is larger than the sum of its proper divisors (21698366012248).

22022222221112 is a wasteful number, since it uses less digits than its factorization.

22022222221112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 161928104590 (or 161928104586 counting only the distinct ones).

The product of its (nonzero) digits is 1024, while the sum is 23.

Adding to 22022222221112 its reverse (21112222222022), we get a palindrome (43134444443134).

The spelling of 22022222221112 in words is "twenty-two trillion, twenty-two billion, two hundred twenty-two million, two hundred twenty-one thousand, one hundred twelve".