320232001336321 has 8 divisors (see below), whose sum is σ = 327050982996480. Its totient is φ = 313413250293888.

The previous prime is 320232001336307. The next prime is 320232001336361. The reversal of 320232001336321 is 123633100232023.

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

It is a cyclic number.

It is not a de Polignac number, because 320232001336321 - 2¹⁹ = 320232000812033 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (320232001336361) 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, 54846256 + ... + 60403441.

It is an arithmetic number, because the mean of its divisors is an integer number (40881372874560).

Almost surely, 2^{320232001336321} is an apocalyptic number.

It is an amenable number.

320232001336321 is a deficient number, since it is larger than the sum of its proper divisors (6818981660159).

320232001336321 is a wasteful number, since it uses less digits than its factorization.

320232001336321 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 115308863.

The product of its (nonzero) digits is 23328, while the sum is 31.

Adding to 320232001336321 its reverse (123633100232023), we get a palindrome (443865101568344).

The spelling of 320232001336321 in words is "three hundred twenty trillion, two hundred thirty-two billion, one million, three hundred thirty-six thousand, three hundred twenty-one".