222112222120122 has 8 divisors (see below), whose sum is σ = 444224444240256. Its totient is φ = 74037407373372.

The previous prime is 222112222120099. The next prime is 222112222120171. The reversal of 222112222120122 is 221021222211222.

It is a happy number.

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

222112222120122 is an admirable number.

It is a junction number, because it is equal to n+sod(n) for n = 222112222120092 and 222112222120101.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 18509351843338 + ... + 18509351843349.

It is an arithmetic number, because the mean of its divisors is an integer number (55528055530032).

Almost surely, 2^{222112222120122} is an apocalyptic number.

222112222120122 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.

222112222120122 is a wasteful number, since it uses less digits than its factorization.

222112222120122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 37018703686692.

The product of its (nonzero) digits is 1024, while the sum is 24.

Adding to 222112222120122 its reverse (221021222211222), we get a palindrome (443133444331344).

The spelling of 222112222120122 in words is "two hundred twenty-two trillion, one hundred twelve billion, two hundred twenty-two million, one hundred twenty thousand, one hundred twenty-two".