22112110028 has 12 divisors (see below), whose sum is σ = 38699537520. Its totient is φ = 11055099312.

The previous prime is 22112110021. The next prime is 22112110043. The reversal of 22112110028 is 82001121122.

It is a junction number, because it is equal to n+sod(n) for n = 22112109991 and 22112110009.

It is not an unprimeable number, because it can be changed into a prime (22112110021) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 185543 + ... + 280446.

It is an arithmetic number, because the mean of its divisors is an integer number (3224961460).

Almost surely, 2^22112110028 is an apocalyptic number.

It is an amenable number.

22112110028 is a deficient number, since it is larger than the sum of its proper divisors (16587427492).

22112110028 is a wasteful number, since it uses less digits than its factorization.

22112110028 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 477856 (or 477854 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 20.

The spelling of 22112110028 in words is "twenty-two billion, one hundred twelve million, one hundred ten thousand, twenty-eight".