330332221221 has 16 divisors (see below), whose sum is σ = 457637860800. Its totient is φ = 211690938368.

The previous prime is 330332221211. The next prime is 330332221243. The reversal of 330332221221 is 122122233033.

It is a cyclic number.

It is not a de Polignac number, because 330332221221 - 2⁵ = 330332221189 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 330332221191 and 330332221200.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (330332221211) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 8343516 + ... + 8383013.

It is an arithmetic number, because the mean of its divisors is an integer number (28602366300).

Almost surely, 2^330332221221 is an apocalyptic number.

It is an amenable number.

330332221221 is a deficient number, since it is larger than the sum of its proper divisors (127305639579).

330332221221 is a wasteful number, since it uses less digits than its factorization.

330332221221 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16726788.

The product of its (nonzero) digits is 2592, while the sum is 24.

Adding to 330332221221 its reverse (122122233033), we get a palindrome (452454454254).

The spelling of 330332221221 in words is "three hundred thirty billion, three hundred thirty-two million, two hundred twenty-one thousand, two hundred twenty-one".