22210444211 has 4 divisors (see below), whose sum is σ = 22210744992. Its totient is φ = 22210143432.

The previous prime is 22210444181. The next prime is 22210444219. The reversal of 22210444211 is 11244401222.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It is a cyclic number.

It is not a de Polignac number, because 22210444211 - 2²² = 22206249907 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (22210444219) 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, 44945 + ... + 215501.

It is an arithmetic number, because the mean of its divisors is an integer number (5552686248).

Almost surely, 2^22210444211 is an apocalyptic number.

22210444211 is a deficient number, since it is larger than the sum of its proper divisors (300781).

22210444211 is a wasteful number, since it uses less digits than its factorization.

22210444211 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 300780.

The product of its (nonzero) digits is 1024, while the sum is 23.

Adding to 22210444211 its reverse (11244401222), we get a palindrome (33454845433).

The spelling of 22210444211 in words is "twenty-two billion, two hundred ten million, four hundred forty-four thousand, two hundred eleven".