320323221033 has 8 divisors (see below), whose sum is σ = 428364981408. Its totient is φ = 212915137344.

The previous prime is 320323220951. The next prime is 320323221067. The reversal of 320323221033 is 330122323023.

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

It is not a de Polignac number, because 320323221033 - 2⁹ = 320323220521 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 320323220994 and 320323221012.

It is not an unprimeable number, because it can be changed into a prime (320323221733) 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, 158417991 + ... + 158420012.

It is an arithmetic number, because the mean of its divisors is an integer number (53545622676).

Almost surely, 2^320323221033 is an apocalyptic number.

It is an amenable number.

320323221033 is a deficient number, since it is larger than the sum of its proper divisors (108041760375).

320323221033 is a wasteful number, since it uses less digits than its factorization.

320323221033 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 316838343.

The product of its (nonzero) digits is 3888, while the sum is 24.

Adding to 320323221033 its reverse (330122323023), we get a palindrome (650445544056).

The spelling of 320323221033 in words is "three hundred twenty billion, three hundred twenty-three million, two hundred twenty-one thousand, thirty-three".