22200212222 has 8 divisors (see below), whose sum is σ = 33302230272. Its totient is φ = 11099468800.

The previous prime is 22200212207. The next prime is 22200212261. The reversal of 22200212222 is 22221200222.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a self number, because there is not a number n which added to its sum of digits gives 22200212222.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 273854 + ... + 345537.

It is an arithmetic number, because the mean of its divisors is an integer number (4162778784).

Almost surely, 2^22200212222 is an apocalyptic number.

22200212222 is a deficient number, since it is larger than the sum of its proper divisors (11102018050).

22200212222 is a wasteful number, since it uses less digits than its factorization.

22200212222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 637314.

The product of its (nonzero) digits is 256, while the sum is 17.

Adding to 22200212222 its reverse (22221200222), we get a palindrome (44421412444).

The spelling of 22200212222 in words is "twenty-two billion, two hundred million, two hundred twelve thousand, two hundred twenty-two".