322201023221221 has 8 divisors (see below), whose sum is σ = 330065638862400. Its totient is φ = 314336695870560.

The previous prime is 322201023221177. The next prime is 322201023221243. The reversal of 322201023221221 is 122122320102223.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-322201023221221 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (322201023221281) 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, 69809241 + ... + 74281438.

It is an arithmetic number, because the mean of its divisors is an integer number (41258204857800).

Almost surely, 2^{322201023221221} is an apocalyptic number.

It is an amenable number.

322201023221221 is a deficient number, since it is larger than the sum of its proper divisors (7864615641179).

322201023221221 is a wasteful number, since it uses less digits than its factorization.

322201023221221 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 144145259.

The product of its (nonzero) digits is 2304, while the sum is 25.

Adding to 322201023221221 its reverse (122122320102223), we get a palindrome (444323343323444).

The spelling of 322201023221221 in words is "three hundred twenty-two trillion, two hundred one billion, twenty-three million, two hundred twenty-one thousand, two hundred twenty-one".