323222221221 has 8 divisors (see below), whose sum is σ = 437032862784. Its totient is φ = 212446530240.

The previous prime is 323222221213. The next prime is 323222221241. The reversal of 323222221221 is 122122222323.

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

It is not a de Polignac number, because 323222221221 - 2³ = 323222221213 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 323222221191 and 323222221200.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (323222221241) 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, 758737396 + ... + 758737821.

It is an arithmetic number, because the mean of its divisors is an integer number (54629107848).

Almost surely, 2^323222221221 is an apocalyptic number.

It is an amenable number.

323222221221 is a deficient number, since it is larger than the sum of its proper divisors (113810641563).

323222221221 is a wasteful number, since it uses less digits than its factorization.

323222221221 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1517475291.

The product of its digits is 2304, while the sum is 24.

Adding to 323222221221 its reverse (122122222323), we get a palindrome (445344443544).

The spelling of 323222221221 in words is "three hundred twenty-three billion, two hundred twenty-two million, two hundred twenty-one thousand, two hundred twenty-one".