212322222211 has 8 divisors (see below), whose sum is σ = 245249198064. Its totient is φ = 181666072320.

The previous prime is 212322222209. The next prime is 212322222221. The reversal of 212322222211 is 112222223212.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 212322222211 - 2¹ = 212322222209 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (212322222221) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 567706290 + ... + 567706663.

It is an arithmetic number, because the mean of its divisors is an integer number (30656149758).

Almost surely, 2^212322222211 is an apocalyptic number.

212322222211 is a deficient number, since it is larger than the sum of its proper divisors (32926975853).

212322222211 is a wasteful number, since it uses less digits than its factorization.

212322222211 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1135412981.

The product of its digits is 768, while the sum is 22.

Adding to 212322222211 its reverse (112222223212), we get a palindrome (324544445423).

It can be divided in two parts, 21 and 2322222211, that added together give a palindrome (2322222232).

The spelling of 212322222211 in words is "two hundred twelve billion, three hundred twenty-two million, two hundred twenty-two thousand, two hundred eleven".