22200002200221 has 32 divisors (see below), whose sum is σ = 30756259161600. Its totient is φ = 14226399774720.

The previous prime is 22200002200219. The next prime is 22200002200249. The reversal of 22200002200221 is 12200220000222.

It is not a de Polignac number, because 22200002200221 - 2¹ = 22200002200219 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 22200002200221.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22200002200421) 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 31 ways as a sum of consecutive naturals, for example, 602473020 + ... + 602509866.

It is an arithmetic number, because the mean of its divisors is an integer number (961133098800).

Almost surely, 2^{22200002200221} is an apocalyptic number.

It is an amenable number.

22200002200221 is a deficient number, since it is larger than the sum of its proper divisors (8556256961379).

22200002200221 is a wasteful number, since it uses less digits than its factorization.

22200002200221 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 67349.

The product of its (nonzero) digits is 128, while the sum is 15.

Adding to 22200002200221 its reverse (12200220000222), we get a palindrome (34400222200443).

The spelling of 22200002200221 in words is "twenty-two trillion, two hundred billion, two million, two hundred thousand, two hundred twenty-one".