330313032131221 has 16 divisors (see below), whose sum is σ = 359733530491200. Its totient is φ = 302098855056768.

The previous prime is 330313032131209. The next prime is 330313032131239. The reversal of 330313032131221 is 122131230313033.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 330313032131221 - 2⁹ = 330313032130709 is a prime.

It is a super-2 number, since 2×330313032131221² (a number of 30 digits) contains 22 as substring.

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 330313032131221.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (330313032131281) 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, 34037415 + ... + 42651748.

It is an arithmetic number, because the mean of its divisors is an integer number (22483345655700).

Almost surely, 2^{330313032131221} is an apocalyptic number.

It is an amenable number.

330313032131221 is a deficient number, since it is larger than the sum of its proper divisors (29420498359979).

330313032131221 is a wasteful number, since it uses less digits than its factorization.

330313032131221 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 76697028.

The product of its (nonzero) digits is 5832, while the sum is 28.

Adding to 330313032131221 its reverse (122131230313033), we get a palindrome (452444262444254).

The spelling of 330313032131221 in words is "three hundred thirty trillion, three hundred thirteen billion, thirty-two million, one hundred thirty-one thousand, two hundred twenty-one".