320332320322 has 16 divisors (see below), whose sum is σ = 581443539840. Its totient is φ = 129209675328.

The previous prime is 320332320311. The next prime is 320332320331. The reversal of 320332320322 is 223023233023.

It is a super-2 number, since 2×320332320322² (a number of 24 digits) contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 672966822 + ... + 672967297.

It is an arithmetic number, because the mean of its divisors is an integer number (36340221240).

Almost surely, 2^320332320322 is an apocalyptic number.

320332320322 is a deficient number, since it is larger than the sum of its proper divisors (261111219518).

320332320322 is a wasteful number, since it uses less digits than its factorization.

320332320322 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1345934145.

The product of its (nonzero) digits is 7776, while the sum is 25.

Adding to 320332320322 its reverse (223023233023), we get a palindrome (543355553345).

The spelling of 320332320322 in words is "three hundred twenty billion, three hundred thirty-two million, three hundred twenty thousand, three hundred twenty-two".