22222120210211 has 4 divisors (see below), whose sum is σ = 22425992872800. Its totient is φ = 22018247547624.

The previous prime is 22222120210207. The next prime is 22222120210273. The reversal of 22222120210211 is 11201202122222.

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 22222120210211 - 2² = 22222120210207 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (22222120210111) 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, 101936331131 + ... + 101936331348.

It is an arithmetic number, because the mean of its divisors is an integer number (5606498218200).

Almost surely, 2^{22222120210211} is an apocalyptic number.

22222120210211 is a deficient number, since it is larger than the sum of its proper divisors (203872662589).

22222120210211 is a wasteful number, since it uses less digits than its factorization.

22222120210211 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 203872662588.

The product of its (nonzero) digits is 256, while the sum is 20.

Adding to 22222120210211 its reverse (11201202122222), we get a palindrome (33423322332433).

The spelling of 22222120210211 in words is "twenty-two trillion, two hundred twenty-two billion, one hundred twenty million, two hundred ten thousand, two hundred eleven".