322233332221 has 4 divisors (see below), whose sum is σ = 322744003744. Its totient is φ = 321722660700.

The previous prime is 322233332191. The next prime is 322233332231. The reversal of 322233332221 is 122233332223.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 322233332221 - 2⁹ = 322233331709 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 322233332221.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (322233332231) 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, 255334815 + ... + 255336076.

It is an arithmetic number, because the mean of its divisors is an integer number (80686000936).

Almost surely, 2^322233332221 is an apocalyptic number.

It is an amenable number.

322233332221 is a deficient number, since it is larger than the sum of its proper divisors (510671523).

322233332221 is an equidigital number, since it uses as much as digits as its factorization.

322233332221 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 510671522.

The product of its digits is 15552, while the sum is 28.

Adding to 322233332221 its reverse (122233332223), we get a palindrome (444466664444).

The spelling of 322233332221 in words is "three hundred twenty-two billion, two hundred thirty-three million, three hundred thirty-two thousand, two hundred twenty-one".