321311143230303 has 8 divisors (see below), whose sum is σ = 428415544710400. Its totient is φ = 214207085285208.

The previous prime is 321311143230241. The next prime is 321311143230313. The reversal of 321311143230303 is 303032341113123.

It is a happy number.

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

It is not a de Polignac number, because 321311143230303 - 2⁶ = 321311143230239 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (321311143230313) 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, 83693383 + ... + 87448296.

It is an arithmetic number, because the mean of its divisors is an integer number (53551943088800).

Almost surely, 2^{321311143230303} is an apocalyptic number.

321311143230303 is a deficient number, since it is larger than the sum of its proper divisors (107104401480097).

321311143230303 is a wasteful number, since it uses less digits than its factorization.

321311143230303 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 171767501.

The product of its (nonzero) digits is 11664, while the sum is 30.

Adding to 321311143230303 its reverse (303032341113123), we get a palindrome (624343484343426).

The spelling of 321311143230303 in words is "three hundred twenty-one trillion, three hundred eleven billion, one hundred forty-three million, two hundred thirty thousand, three hundred three".