330052415221 has 2 divisors, whose sum is σ = 330052415222. Its totient is φ = 330052415220.

The previous prime is 330052415171. The next prime is 330052415237. The reversal of 330052415221 is 122514250033.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 280434852721 + 49617562500 = 529561^2 + 222750^2 .

It is a cyclic number.

It is not a de Polignac number, because 330052415221 - 2⁷ = 330052415093 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 330052415221.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (330052415281) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 165026207610 + 165026207611.

It is an arithmetic number, because the mean of its divisors is an integer number (165026207611).

Almost surely, 2^330052415221 is an apocalyptic number.

It is an amenable number.

330052415221 is a deficient number, since it is larger than the sum of its proper divisors (1).

330052415221 is an equidigital number, since it uses as much as digits as its factorization.

330052415221 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 7200, while the sum is 28.

Adding to 330052415221 its reverse (122514250033), we get a palindrome (452566665254).

The spelling of 330052415221 in words is "three hundred thirty billion, fifty-two million, four hundred fifteen thousand, two hundred twenty-one".