320120443204 has 12 divisors (see below), whose sum is σ = 565649715904. Its totient is φ = 158506238664.

The previous prime is 320120443189. The next prime is 320120443213. The reversal of 320120443204 is 402344021023.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 388495272 + ... + 388496095.

Almost surely, 2^320120443204 is an apocalyptic number.

It is an amenable number.

320120443204 is a deficient number, since it is larger than the sum of its proper divisors (245529272700).

320120443204 is a wasteful number, since it uses less digits than its factorization.

320120443204 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 776991474 (or 776991472 counting only the distinct ones).

The product of its (nonzero) digits is 4608, while the sum is 25.

Adding to 320120443204 its reverse (402344021023), we get a palindrome (722464464227).

The spelling of 320120443204 in words is "three hundred twenty billion, one hundred twenty million, four hundred forty-three thousand, two hundred four".