222323320211 has 4 divisors (see below), whose sum is σ = 224481799152. Its totient is φ = 220164841272.

The previous prime is 222323320189. The next prime is 222323320253. The reversal of 222323320211 is 112023323222.

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 222323320211 - 2⁶ = 222323320147 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (222323320711) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1079239316 + ... + 1079239521.

It is an arithmetic number, because the mean of its divisors is an integer number (56120449788).

Almost surely, 2^222323320211 is an apocalyptic number.

222323320211 is a deficient number, since it is larger than the sum of its proper divisors (2158478941).

222323320211 is a wasteful number, since it uses less digits than its factorization.

222323320211 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2158478940.

The product of its (nonzero) digits is 1728, while the sum is 23.

Adding to 222323320211 its reverse (112023323222), we get a palindrome (334346643433).

The spelling of 222323320211 in words is "two hundred twenty-two billion, three hundred twenty-three million, three hundred twenty thousand, two hundred eleven".