22200221110211 has 4 divisors (see below), whose sum is σ = 22200242565672. Its totient is φ = 22200199654752.

The previous prime is 22200221110181. The next prime is 22200221110231. The reversal of 22200221110211 is 11201112200222.

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

It is a cyclic number.

It is not a de Polignac number, because 22200221110211 - 2⁴² = 17802174599107 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 22200221110211.

It is not an unprimeable number, because it can be changed into a prime (22200221110231) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 9092585 + ... + 11272778.

It is an arithmetic number, because the mean of its divisors is an integer number (5550060641418).

Almost surely, 2^{22200221110211} is an apocalyptic number.

22200221110211 is a deficient number, since it is larger than the sum of its proper divisors (21455461).

22200221110211 is a wasteful number, since it uses less digits than its factorization.

22200221110211 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21455460.

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

Adding to 22200221110211 its reverse (11201112200222), we get a palindrome (33401333310433).

The spelling of 22200221110211 in words is "twenty-two trillion, two hundred billion, two hundred twenty-one million, one hundred ten thousand, two hundred eleven".