222211112122 has 8 divisors (see below), whose sum is σ = 333319044672. Its totient is φ = 111104763900.

The previous prime is 222211112117. The next prime is 222211112159. The reversal of 222211112122 is 221211112222.

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

It is a nude number because it is divisible by every one of its digits.

It is a self number, because there is not a number n which added to its sum of digits gives 222211112122.

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, 59247 + ... + 669277.

It is an arithmetic number, because the mean of its divisors is an integer number (41664880584).

Almost surely, 2^222211112122 is an apocalyptic number.

222211112122 is a deficient number, since it is larger than the sum of its proper divisors (111107932550).

222211112122 is a wasteful number, since it uses less digits than its factorization.

222211112122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 792164.

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

Adding to 222211112122 its reverse (221211112222), we get a palindrome (443422224344).

The spelling of 222211112122 in words is "two hundred twenty-two billion, two hundred eleven million, one hundred twelve thousand, one hundred twenty-two".