320243321001 has 8 divisors (see below), whose sum is σ = 426994711264. Its totient is φ = 213493739040.

The previous prime is 320243320997. The next prime is 320243321009. The reversal of 320243321001 is 100123342023.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 320243321001 - 2² = 320243320997 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (320243321009) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 36621 + ... + 801141.

It is an arithmetic number, because the mean of its divisors is an integer number (53374338908).

Almost surely, 2^320243321001 is an apocalyptic number.

It is an amenable number.

320243321001 is a deficient number, since it is larger than the sum of its proper divisors (106751390263).

320243321001 is a wasteful number, since it uses less digits than its factorization.

320243321001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 904151.

The product of its (nonzero) digits is 864, while the sum is 21.

Adding to 320243321001 its reverse (100123342023), we get a palindrome (420366663024).

The spelling of 320243321001 in words is "three hundred twenty billion, two hundred forty-three million, three hundred twenty-one thousand, one".