330100311221 has 8 divisors (see below), whose sum is σ = 341181322680. Its totient is φ = 319132951488.

The previous prime is 330100311209. The next prime is 330100311323. The reversal of 330100311221 is 122113001033.

It can be written as a sum of positive squares in 4 ways, for example, as 201803100625 + 128297210596 = 449225^2 + 358186^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 330100311221 - 2⁶ = 330100311157 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 330100311221.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (330100311421) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 28407026 + ... + 28418643.

It is an arithmetic number, because the mean of its divisors is an integer number (42647665335).

Almost surely, 2^330100311221 is an apocalyptic number.

It is an amenable number.

330100311221 is a deficient number, since it is larger than the sum of its proper divisors (11081011459).

330100311221 is a wasteful number, since it uses less digits than its factorization.

330100311221 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 56825863.

The product of its (nonzero) digits is 108, while the sum is 17.

Adding to 330100311221 its reverse (122113001033), we get a palindrome (452213312254).

The spelling of 330100311221 in words is "three hundred thirty billion, one hundred million, three hundred eleven thousand, two hundred twenty-one".