22102220222 has 8 divisors (see below), whose sum is σ = 33961948272. Its totient is φ = 10781570800.

The previous prime is 22102220191. The next prime is 22102220227. The reversal of 22102220222 is 22202220122.

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 22102220222.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22102220227) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 134769554 + ... + 134769717.

It is an arithmetic number, because the mean of its divisors is an integer number (4245243534).

Almost surely, 2^22102220222 is an apocalyptic number.

22102220222 is a deficient number, since it is larger than the sum of its proper divisors (11859728050).

22102220222 is a wasteful number, since it uses less digits than its factorization.

22102220222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 269539314.

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

Adding to 22102220222 its reverse (22202220122), we get a palindrome (44304440344).

The spelling of 22102220222 in words is "twenty-two billion, one hundred two million, two hundred twenty thousand, two hundred twenty-two".