320340200441 has 16 divisors (see below), whose sum is σ = 324095815680. Its totient is φ = 316605542400.

The previous prime is 320340200437. The next prime is 320340200473. The reversal of 320340200441 is 144002043023.

It is a cyclic number.

It is not a de Polignac number, because 320340200441 - 2² = 320340200437 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (320340100441) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 66721241 + ... + 66726041.

It is an arithmetic number, because the mean of its divisors is an integer number (20255988480).

Almost surely, 2^320340200441 is an apocalyptic number.

It is an amenable number.

320340200441 is a deficient number, since it is larger than the sum of its proper divisors (3755615239).

320340200441 is a wasteful number, since it uses less digits than its factorization.

320340200441 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6824.

The product of its (nonzero) digits is 2304, while the sum is 23.

Adding to 320340200441 its reverse (144002043023), we get a palindrome (464342243464).

The spelling of 320340200441 in words is "three hundred twenty billion, three hundred forty million, two hundred thousand, four hundred forty-one".