3303220412221 has 2 divisors, whose sum is σ = 3303220412222. Its totient is φ = 3303220412220.

The previous prime is 3303220412183. The next prime is 3303220412227. The reversal of 3303220412221 is 1222140223033.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 3298531586596 + 4688825625 = 1816186^2 + 68475^2 .

It is a cyclic number.

It is not a de Polignac number, because 3303220412221 - 2⁹ = 3303220411709 is a prime.

It is a super-2 number, since 2×3303220412221² (a number of 26 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (3303220412227) by changing a digit.

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 as a sum of consecutive naturals, namely, 1651610206110 + 1651610206111.

It is an arithmetic number, because the mean of its divisors is an integer number (1651610206111).

Almost surely, 2^{3303220412221} is an apocalyptic number.

It is an amenable number.

3303220412221 is a deficient number, since it is larger than the sum of its proper divisors (1).

3303220412221 is an equidigital number, since it uses as much as digits as its factorization.

3303220412221 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3456, while the sum is 25.

Adding to 3303220412221 its reverse (1222140223033), we get a palindrome (4525360635254).

The spelling of 3303220412221 in words is "three trillion, three hundred three billion, two hundred twenty million, four hundred twelve thousand, two hundred twenty-one".