222102001112122 has 4 divisors (see below), whose sum is σ = 333153001668186. Its totient is φ = 111051000556060.

The previous prime is 222102001112099. The next prime is 222102001112129. The reversal of 222102001112122 is 221211100201222.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 167497719452281 + 54604281659841 = 12942091^2 + 7389471^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 222102001112122.

It is not an unprimeable number, because it can be changed into a prime (222102001112129) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 55525500278029 + ... + 55525500278032.

Almost surely, 2^{222102001112122} is an apocalyptic number.

222102001112122 is a deficient number, since it is larger than the sum of its proper divisors (111051000556064).

222102001112122 is a wasteful number, since it uses less digits than its factorization.

222102001112122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 111051000556063.

The product of its (nonzero) digits is 128, while the sum is 19.

Adding to 222102001112122 its reverse (221211100201222), we get a palindrome (443313101313344).

The spelling of 222102001112122 in words is "two hundred twenty-two trillion, one hundred two billion, one million, one hundred twelve thousand, one hundred twenty-two".