321034303231321 has 16 divisors (see below), whose sum is σ = 340835716353024. Its totient is φ = 301335771204864.

The previous prime is 321034303231309. The next prime is 321034303231339. The reversal of 321034303231321 is 123132303430123.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-321034303231321 is a prime.

It is a super-2 number, since 2×321034303231321² (a number of 30 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (321034363231321) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5025210 + ... + 25832563.

It is an arithmetic number, because the mean of its divisors is an integer number (21302232272064).

Almost surely, 2^{321034303231321} is an apocalyptic number.

It is an amenable number.

321034303231321 is a deficient number, since it is larger than the sum of its proper divisors (19801413121703).

321034303231321 is a wasteful number, since it uses less digits than its factorization.

321034303231321 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 30859440.

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

Adding to 321034303231321 its reverse (123132303430123), we get a palindrome (444166606661444).

The spelling of 321034303231321 in words is "three hundred twenty-one trillion, thirty-four billion, three hundred three million, two hundred thirty-one thousand, three hundred twenty-one".