22120210222 has 16 divisors (see below), whose sum is σ = 36304128432. Its totient is φ = 10024801920.

The previous prime is 22120210181. The next prime is 22120210241. The reversal of 22120210222 is 22201202122.

It is a junction number, because it is equal to n+sod(n) for n = 22120210196 and 22120210205.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1484373 + ... + 1499200.

It is an arithmetic number, because the mean of its divisors is an integer number (2269008027).

Almost surely, 2^22120210222 is an apocalyptic number.

22120210222 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

22120210222 is a deficient number, since it is larger than the sum of its proper divisors (14183918210).

22120210222 is a wasteful number, since it uses less digits than its factorization.

22120210222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2983923.

The product of its (nonzero) digits is 128, while the sum is 16.

Adding to 22120210222 its reverse (22201202122), we get a palindrome (44321412344).

The spelling of 22120210222 in words is "twenty-two billion, one hundred twenty million, two hundred ten thousand, two hundred twenty-two".