222222102201 has 48 divisors (see below), whose sum is σ = 354438913920. Its totient is φ = 133047360000.

The previous prime is 222222102199. The next prime is 222222102227. The reversal of 222222102201 is 102201222222.

222222102201 is a `hidden beast` number, since 2 + 222 + 221 + 0 + 220 + 1 = 666.

It is not a de Polignac number, because 222222102201 - 2¹ = 222222102199 is a prime.

It is not an unprimeable number, because it can be changed into a prime (222222142201) by changing a digit.

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 47 ways as a sum of consecutive naturals, for example, 2664705 + ... + 2746833.

It is an arithmetic number, because the mean of its divisors is an integer number (7384144040).

Almost surely, 2^222222102201 is an apocalyptic number.

It is an amenable number.

222222102201 is a deficient number, since it is larger than the sum of its proper divisors (132216811719).

222222102201 is a wasteful number, since it uses less digits than its factorization.

222222102201 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 82478 (or 82475 counting only the distinct ones).

The product of its (nonzero) digits is 256, while the sum is 18.

Adding to 222222102201 its reverse (102201222222), we get a palindrome (324423324423).

It can be divided in two parts, 222222 and 102201, that added together give a palindrome (324423).

The spelling of 222222102201 in words is "two hundred twenty-two billion, two hundred twenty-two million, one hundred two thousand, two hundred one".