3241013221 has 2 divisors, whose sum is σ = 3241013222. Its totient is φ = 3241013220.

The previous prime is 3241013213. The next prime is 3241013239. The reversal of 3241013221 is 1223101423.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1671664996 + 1569348225 = 40886^2 + 39615^2 .

It is a cyclic number.

It is not a de Polignac number, because 3241013221 - 2³ = 3241013213 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (3241013821) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1620506610 + 1620506611.

It is an arithmetic number, because the mean of its divisors is an integer number (1620506611).

Almost surely, 2^3241013221 is an apocalyptic number.

It is an amenable number.

3241013221 is a deficient number, since it is larger than the sum of its proper divisors (1).

3241013221 is an equidigital number, since it uses as much as digits as its factorization.

3241013221 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 288, while the sum is 19.

The square root of 3241013221 is about 56929.8974265719. The cubic root of 3241013221 is about 1479.8814765384.

Adding to 3241013221 its reverse (1223101423), we get a palindrome (4464114644).

The spelling of 3241013221 in words is "three billion, two hundred forty-one million, thirteen thousand, two hundred twenty-one".