222221000111122 has 16 divisors (see below), whose sum is σ = 333917533594944. Its totient is φ = 110915255430000.

The previous prime is 222221000111111. The next prime is 222221000111129. The reversal of 222221000111122 is 221111000122222.

It is a self number, because there is not a number n which added to its sum of digits gives 222221000111122.

It is not an unprimeable number, because it can be changed into a prime (222221000111129) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 20509254 + ... + 29412097.

It is an arithmetic number, because the mean of its divisors is an integer number (20869845849684).

Almost surely, 2^{222221000111122} is an apocalyptic number.

222221000111122 is a deficient number, since it is larger than the sum of its proper divisors (111696533483822).

222221000111122 is a wasteful number, since it uses less digits than its factorization.

222221000111122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 49925265.

The product of its (nonzero) digits is 128, while the sum is 19.

Adding to 222221000111122 its reverse (221111000122222), we get a palindrome (443332000233344).

The spelling of 222221000111122 in words is "two hundred twenty-two trillion, two hundred twenty-one billion, one hundred eleven thousand, one hundred twenty-two".