330231120021 has 32 divisors (see below), whose sum is σ = 545062348800. Its totient is φ = 195881765040.

The previous prime is 330231120013. The next prime is 330231120031. The reversal of 330231120021 is 120021132033.

330231120021 is a `hidden beast` number, since 330 + 2 + 311 + 2 + 0 + 0 + 21 = 666.

It is not a de Polignac number, because 330231120021 - 2³ = 330231120013 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 330231119976 and 330231120003.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (330231120031) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 11814651 + ... + 11842568.

It is an arithmetic number, because the mean of its divisors is an integer number (17033198400).

Almost surely, 2^330231120021 is an apocalyptic number.

It is an amenable number.

330231120021 is a deficient number, since it is larger than the sum of its proper divisors (214831228779).

330231120021 is a wasteful number, since it uses less digits than its factorization.

330231120021 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23657286 (or 23657280 counting only the distinct ones).

The product of its (nonzero) digits is 216, while the sum is 18.

Adding to 330231120021 its reverse (120021132033), we get a palindrome (450252252054).

The spelling of 330231120021 in words is "three hundred thirty billion, two hundred thirty-one million, one hundred twenty thousand, twenty-one".