330031220321 has 16 divisors (see below), whose sum is σ = 366864121728. Its totient is φ = 294337804800.

The previous prime is 330031220297. The next prime is 330031220327. The reversal of 330031220321 is 123022130033.

It is a cyclic number.

It is not a de Polignac number, because 330031220321 - 2¹⁴ = 330031203937 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 330031220293 and 330031220302.

It is not an unprimeable number, because it can be changed into a prime (330031220327) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 7435025 + ... + 7479281.

It is an arithmetic number, because the mean of its divisors is an integer number (22929007608).

Almost surely, 2^330031220321 is an apocalyptic number.

It is an amenable number.

330031220321 is a deficient number, since it is larger than the sum of its proper divisors (36832901407).

330031220321 is a wasteful number, since it uses less digits than its factorization.

330031220321 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 57112.

The product of its (nonzero) digits is 648, while the sum is 20.

Adding to 330031220321 its reverse (123022130033), we get a palindrome (453053350354).

The spelling of 330031220321 in words is "three hundred thirty billion, thirty-one million, two hundred twenty thousand, three hundred twenty-one".