222212120122 has 8 divisors (see below), whose sum is σ = 333422645472. Its totient is φ = 111071238300.

The previous prime is 222212120093. The next prime is 222212120131. The reversal of 222212120122 is 221021212222.

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

It is a super-2 number, since 2×222212120122² (a number of 23 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 222212120122.

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, 17402904 + ... + 17415667.

It is an arithmetic number, because the mean of its divisors is an integer number (41677830684).

Almost surely, 2^222212120122 is an apocalyptic number.

222212120122 is a deficient number, since it is larger than the sum of its proper divisors (111210525350).

222212120122 is a wasteful number, since it uses less digits than its factorization.

222212120122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 34821764.

The product of its (nonzero) digits is 256, while the sum is 19.

Adding to 222212120122 its reverse (221021212222), we get a palindrome (443233332344).

The spelling of 222212120122 in words is "two hundred twenty-two billion, two hundred twelve million, one hundred twenty thousand, one hundred twenty-two".