320222303321 has 16 divisors (see below), whose sum is σ = 333133093440. Its totient is φ = 307560126720.

The previous prime is 320222303279. The next prime is 320222303327. The reversal of 320222303321 is 123303222023.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-320222303321 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (320222303327) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4544285 + ... + 4614213.

It is an arithmetic number, because the mean of its divisors is an integer number (20820818340).

Almost surely, 2^320222303321 is an apocalyptic number.

It is an amenable number.

320222303321 is a deficient number, since it is larger than the sum of its proper divisors (12910790119).

320222303321 is a wasteful number, since it uses less digits than its factorization.

320222303321 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 71704.

The product of its (nonzero) digits is 2592, while the sum is 23.

Adding to 320222303321 its reverse (123303222023), we get a palindrome (443525525344).

The spelling of 320222303321 in words is "three hundred twenty billion, two hundred twenty-two million, three hundred three thousand, three hundred twenty-one".