222101112122 has 8 divisors (see below), whose sum is σ = 333167164500. Its totient is φ = 111045390624.

The previous prime is 222101112109. The next prime is 222101112133. The reversal of 222101112122 is 221211101222.

It can be written as a sum of positive squares in 2 ways, for example, as 191939495881 + 30161616241 = 438109^2 + 173671^2 .

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 222101112122.

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, 2528747 + ... + 2615102.

Almost surely, 2^222101112122 is an apocalyptic number.

222101112122 is a deficient number, since it is larger than the sum of its proper divisors (111066052378).

222101112122 is a wasteful number, since it uses less digits than its factorization.

222101112122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5165440.

The product of its (nonzero) digits is 64, while the sum is 17.

Adding to 222101112122 its reverse (221211101222), we get a palindrome (443312213344).

The spelling of 222101112122 in words is "two hundred twenty-two billion, one hundred one million, one hundred twelve thousand, one hundred twenty-two".