222202000010221 has 32 divisors (see below), whose sum is σ = 279659273103360. Its totient is φ = 171502238433600.

The previous prime is 222202000010189. The next prime is 222202000010251. The reversal of 222202000010221 is 122010000202222.

It is a cyclic number.

It is not a de Polignac number, because 222202000010221 - 2⁵ = 222202000010189 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 222202000010195 and 222202000010204.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (222202000010251) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 57099391 + ... + 60866611.

It is an arithmetic number, because the mean of its divisors is an integer number (8739352284480).

Almost surely, 2^{222202000010221} is an apocalyptic number.

It is an amenable number.

222202000010221 is a deficient number, since it is larger than the sum of its proper divisors (57457273093139).

222202000010221 is a wasteful number, since it uses less digits than its factorization.

222202000010221 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3774505.

The product of its (nonzero) digits is 128, while the sum is 16.

Adding to 222202000010221 its reverse (122010000202222), we get a palindrome (344212000212443).

The spelling of 222202000010221 in words is "two hundred twenty-two trillion, two hundred two billion, ten thousand, two hundred twenty-one".