320013322 has 4 divisors (see below), whose sum is σ = 480019986. Its totient is φ = 160006660.

The previous prime is 320013299. The next prime is 320013359. The reversal of 320013322 is 223310023.

320013322 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 319015321 + 998001 = 17861^2 + 999^2 .

It is a junction number, because it is equal to n+sod(n) for n = 320013296 and 320013305.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 80003329 + ... + 80003332.

Almost surely, 2^320013322 is an apocalyptic number.

320013322 is a deficient number, since it is larger than the sum of its proper divisors (160006664).

320013322 is a wasteful number, since it uses less digits than its factorization.

320013322 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 160006663.

The product of its (nonzero) digits is 216, while the sum is 16.

The square root of 320013322 is about 17888.9161773429. The cubic root of 320013322 is about 683.9998703304. Note that the first 3 decimals are identical.

Adding to 320013322 its reverse (223310023), we get a palindrome (543323345).

The spelling of 320013322 in words is "three hundred twenty million, thirteen thousand, three hundred twenty-two".