22102021102222 has 16 divisors (see below), whose sum is σ = 36950747354640. Its totient is φ = 9853532627328.

The previous prime is 22102021102219. The next prime is 22102021102283. The reversal of 22102021102222 is 22220112020122.

It is a Harshad number since it is a multiple of its sum of digits (19).

It is a self number, because there is not a number n which added to its sum of digits gives 22102021102222.

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, 17106826833 + ... + 17106828124.

It is an arithmetic number, because the mean of its divisors is an integer number (2309421709665).

Almost surely, 2^{22102021102222} is an apocalyptic number.

22102021102222 is a deficient number, since it is larger than the sum of its proper divisors (14848726252418).

22102021102222 is a wasteful number, since it uses less digits than its factorization.

22102021102222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 34213654995.

The product of its (nonzero) digits is 256, while the sum is 19.

Adding to 22102021102222 its reverse (22220112020122), we get a palindrome (44322133122344).

The spelling of 22102021102222 in words is "twenty-two trillion, one hundred two billion, twenty-one million, one hundred two thousand, two hundred twenty-two".