222122344211 has 4 divisors (see below), whose sum is σ = 222133650024. Its totient is φ = 222111038400.

The previous prime is 222122344207. The next prime is 222122344219. The reversal of 222122344211 is 112443221222.

It is a happy number.

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 222122344211 - 2² = 222122344207 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (222122344219) 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, 5623385 + ... + 5662746.

It is an arithmetic number, because the mean of its divisors is an integer number (55533412506).

Almost surely, 2^222122344211 is an apocalyptic number.

222122344211 is a deficient number, since it is larger than the sum of its proper divisors (11305813).

222122344211 is a wasteful number, since it uses less digits than its factorization.

222122344211 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11305812.

The product of its digits is 3072, while the sum is 26.

Adding to 222122344211 its reverse (112443221222), we get a palindrome (334565565433).

The spelling of 222122344211 in words is "two hundred twenty-two billion, one hundred twenty-two million, three hundred forty-four thousand, two hundred eleven".