320341210221 has 8 divisors (see below), whose sum is σ = 428783566464. Its totient is φ = 212729830400.

The previous prime is 320341210213. The next prime is 320341210247. The reversal of 320341210221 is 122012143023.

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 320341210221 - 2³ = 320341210213 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (320341260221) 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, 207743205 + ... + 207744746.

It is an arithmetic number, because the mean of its divisors is an integer number (53597945808).

Almost surely, 2^320341210221 is an apocalyptic number.

It is an amenable number.

320341210221 is a deficient number, since it is larger than the sum of its proper divisors (108442356243).

320341210221 is a wasteful number, since it uses less digits than its factorization.

320341210221 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 415488211.

The product of its (nonzero) digits is 576, while the sum is 21.

Adding to 320341210221 its reverse (122012143023), we get a palindrome (442353353244).

The spelling of 320341210221 in words is "three hundred twenty billion, three hundred forty-one million, two hundred ten thousand, two hundred twenty-one".