330121312220 has 24 divisors (see below), whose sum is σ = 792291149664. Its totient is φ = 113184449856.

The previous prime is 330121312187. The next prime is 330121312247. The reversal of 330121312220 is 22213121033.

It is a Harshad number since it is a multiple of its sum of digits (20).

It is a junction number, because it is equal to n+sod(n) for n = 330121312192 and 330121312201.

It is a congruent number.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 1179004547 + ... + 1179004826.

It is an arithmetic number, because the mean of its divisors is an integer number (33012131236).

Almost surely, 2^330121312220 is an apocalyptic number.

It is an amenable number.

330121312220 is an abundant number, since it is smaller than the sum of its proper divisors (462169837444).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

330121312220 is a wasteful number, since it uses less digits than its factorization.

330121312220 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2358009389 (or 2358009387 counting only the distinct ones).

The product of its (nonzero) digits is 432, while the sum is 20.

Adding to 330121312220 its reverse (22213121033), we get a palindrome (352334433253).

The spelling of 330121312220 in words is "three hundred thirty billion, one hundred twenty-one million, three hundred twelve thousand, two hundred twenty".