222220122 has 8 divisors (see below), whose sum is σ = 444440256. Its totient is φ = 74073372.

The previous prime is 222220111. The next prime is 222220177. The reversal of 222220122 is 221022222.

222220122 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

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

222220122 is an admirable 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, 18518338 + ... + 18518349.

It is an arithmetic number, because the mean of its divisors is an integer number (55555032).

Almost surely, 2^222220122 is an apocalyptic number.

222220122 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

222220122 is a wasteful number, since it uses less digits than its factorization.

222220122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 37036692.

The product of its (nonzero) digits is 128, while the sum is 15.

The square root of 222220122 is about 14907.0494062373. The cubic root of 222220122 is about 605.7049560928.

Adding to 222220122 its reverse (221022222), we get a palindrome (443242344).

The spelling of 222220122 in words is "two hundred twenty-two million, two hundred twenty thousand, one hundred twenty-two".