222222220000211 has 4 divisors (see below), whose sum is σ = 222222441378192. Its totient is φ = 222221998622232.

The previous prime is 222222220000201. The next prime is 222222220000241. The reversal of 222222220000211 is 112000022222222.

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 222222220000211 - 2²² = 222222215805907 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (222222220000201) 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, 109176380 + ... + 111193193.

It is an arithmetic number, because the mean of its divisors is an integer number (55555610344548).

Almost surely, 2^{222222220000211} is an apocalyptic number.

222222220000211 is a deficient number, since it is larger than the sum of its proper divisors (221377981).

222222220000211 is a wasteful number, since it uses less digits than its factorization.

222222220000211 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 221377980.

The product of its (nonzero) digits is 512, while the sum is 20.

Adding to 222222220000211 its reverse (112000022222222), we get a palindrome (334222242222433).

The spelling of 222222220000211 in words is "two hundred twenty-two trillion, two hundred twenty-two billion, two hundred twenty million, two hundred eleven", and thus it is an aban number.