320333311112321 has 8 divisors (see below), whose sum is σ = 345020154559080. Its totient is φ = 295653013310592.

The previous prime is 320333311112317. The next prime is 320333311112327. The reversal of 320333311112321 is 123211113333023.

It can be written as a sum of positive squares in 4 ways, for example, as 10621363600 + 320322689748721 = 103060^2 + 17897561^2 .

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 320333311112321 - 2² = 320333311112317 is a prime.

It is a super-2 number, since 2×320333311112321² (a number of 30 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (320333311112327) 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, 1636309610 + ... + 1636505363.

It is an arithmetic number, because the mean of its divisors is an integer number (43127519319885).

Almost surely, 2^{320333311112321} is an apocalyptic number.

It is an amenable number.

320333311112321 is a deficient number, since it is larger than the sum of its proper divisors (24686843446759).

320333311112321 is a wasteful number, since it uses less digits than its factorization.

320333311112321 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3272822515.

The product of its (nonzero) digits is 5832, while the sum is 29.

Adding to 320333311112321 its reverse (123211113333023), we get a palindrome (443544424445344).

The spelling of 320333311112321 in words is "three hundred twenty trillion, three hundred thirty-three billion, three hundred eleven million, one hundred twelve thousand, three hundred twenty-one".