222120200100122 has 8 divisors (see below), whose sum is σ = 338153140451136. Its totient is φ = 109402486616412.

The previous prime is 222120200100103. The next prime is 222120200100179. The reversal of 222120200100122 is 221001002021222.

It is a happy number.

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 222120200100122.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 828806716658 + ... + 828806716925.

It is an arithmetic number, because the mean of its divisors is an integer number (42269142556392).

Almost surely, 2^{222120200100122} is an apocalyptic number.

222120200100122 is a deficient number, since it is larger than the sum of its proper divisors (116032940351014).

222120200100122 is a wasteful number, since it uses less digits than its factorization.

222120200100122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1657613433652.

The product of its (nonzero) digits is 128, while the sum is 17.

Adding to 222120200100122 its reverse (221001002021222), we get a palindrome (443121202121344).

The spelling of 222120200100122 in words is "two hundred twenty-two trillion, one hundred twenty billion, two hundred million, one hundred thousand, one hundred twenty-two".