320043201 has 16 divisors (see below), whose sum is σ = 449648640. Its totient is φ = 201923280.

The previous prime is 320043181. The next prime is 320043247. The reversal of 320043201 is 102340023.

It is not a de Polignac number, because 320043201 - 2⁹ = 320042689 is a prime.

It is not an unprimeable number, because it can be changed into a prime (320043901) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 67416 + ... + 72006.

It is an arithmetic number, because the mean of its divisors is an integer number (28103040).

Almost surely, 2^320043201 is an apocalyptic number.

It is an amenable number.

320043201 is a deficient number, since it is larger than the sum of its proper divisors (129605439).

320043201 is a wasteful number, since it uses less digits than its factorization.

320043201 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5836.

The product of its (nonzero) digits is 144, while the sum is 15.

The square root of 320043201 is about 17889.7512839055. The cubic root of 320043201 is about 684.0211575652.

Adding to 320043201 its reverse (102340023), we get a palindrome (422383224).

The spelling of 320043201 in words is "three hundred twenty million, forty-three thousand, two hundred one".