3001221330321 has 32 divisors (see below), whose sum is σ = 4208450780160. Its totient is φ = 1898778024000.

The previous prime is 3001221330311. The next prime is 3001221330397. The reversal of 3001221330321 is 1230331221003.

It is not a de Polignac number, because 3001221330321 - 2²⁵ = 3001187775889 is a prime.

It is not an unprimeable number, because it can be changed into a prime (3001221330311) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 42004695 + ... + 42076083.

It is an arithmetic number, because the mean of its divisors is an integer number (131514086880).

Almost surely, 2^{3001221330321} is an apocalyptic number.

It is an amenable number.

3001221330321 is a deficient number, since it is larger than the sum of its proper divisors (1207229449839).

3001221330321 is a wasteful number, since it uses less digits than its factorization.

3001221330321 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 76197.

The product of its (nonzero) digits is 648, while the sum is 21.

Adding to 3001221330321 its reverse (1230331221003), we get a palindrome (4231552551324).

The spelling of 3001221330321 in words is "three trillion, one billion, two hundred twenty-one million, three hundred thirty thousand, three hundred twenty-one".