3332201221 has 2 divisors, whose sum is σ = 3332201222. Its totient is φ = 3332201220.

The previous prime is 3332201203. The next prime is 3332201227. The reversal of 3332201221 is 1221022333.

3332201221 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 2044396225 + 1287804996 = 45215^2 + 35886^2 .

It is a cyclic number.

It is not a de Polignac number, because 3332201221 - 2⁹ = 3332200709 is a prime.

It is a super-2 number, since 2×3332201221² = 22207129954467781682, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (3332201227) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1666100610 + 1666100611.

It is an arithmetic number, because the mean of its divisors is an integer number (1666100611).

Almost surely, 2^3332201221 is an apocalyptic number.

It is an amenable number.

3332201221 is a deficient number, since it is larger than the sum of its proper divisors (1).

3332201221 is an equidigital number, since it uses as much as digits as its factorization.

3332201221 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 432, while the sum is 19.

The square root of 3332201221 is about 57725.2217059406. The cubic root of 3332201221 is about 1493.6324479169.

Adding to 3332201221 its reverse (1221022333), we get a palindrome (4553223554).

The spelling of 3332201221 in words is "three billion, three hundred thirty-two million, two hundred one thousand, two hundred twenty-one".