3320414243221 has 2 divisors, whose sum is σ = 3320414243222. Its totient is φ = 3320414243220.

The previous prime is 3320414243197. The next prime is 3320414243339. The reversal of 3320414243221 is 1223424140233.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 2720804064196 + 599610179025 = 1649486^2 + 774345^2 .

It is a cyclic number.

It is not a de Polignac number, because 3320414243221 - 2⁵ = 3320414243189 is a prime.

It is a super-2 number, since 2×3320414243221² (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 (3320414246221) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1660207121610 + 1660207121611.

It is an arithmetic number, because the mean of its divisors is an integer number (1660207121611).

Almost surely, 2^{3320414243221} is an apocalyptic number.

It is an amenable number.

3320414243221 is a deficient number, since it is larger than the sum of its proper divisors (1).

3320414243221 is an equidigital number, since it uses as much as digits as its factorization.

3320414243221 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 27648, while the sum is 31.

Adding to 3320414243221 its reverse (1223424140233), we get a palindrome (4543838383454).

The spelling of 3320414243221 in words is "three trillion, three hundred twenty billion, four hundred fourteen million, two hundred forty-three thousand, two hundred twenty-one".