222111101222 has 8 divisors (see below), whose sum is σ = 333169468272. Its totient is φ = 111054611800.

The previous prime is 222111101209. The next prime is 222111101281. The reversal of 222111101222 is 222101111222.

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 222111101222.

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, 122354 + ... + 677637.

It is an arithmetic number, because the mean of its divisors is an integer number (41646183534).

Almost surely, 2^222111101222 is an apocalyptic number.

222111101222 is a deficient number, since it is larger than the sum of its proper divisors (111058367050).

222111101222 is a wasteful number, since it uses less digits than its factorization.

222111101222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 938814.

The product of its (nonzero) digits is 64, while the sum is 17.

Adding to 222111101222 its reverse (222101111222), we get a palindrome (444212212444).

The spelling of 222111101222 in words is "two hundred twenty-two billion, one hundred eleven million, one hundred one thousand, two hundred twenty-two".