3221211241 has 2 divisors, whose sum is σ = 3221211242. Its totient is φ = 3221211240.

The previous prime is 3221211239. The next prime is 3221211251. The reversal of 3221211241 is 1421121223.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 3148893225 + 72318016 = 56115^2 + 8504^2 .

It is a cyclic number.

It is not a de Polignac number, because 3221211241 - 2¹ = 3221211239 is a prime.

Together with 3221211239, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (3221211251) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1610605620 + 1610605621.

It is an arithmetic number, because the mean of its divisors is an integer number (1610605621).

Almost surely, 2^3221211241 is an apocalyptic number.

It is an amenable number.

3221211241 is a deficient number, since it is larger than the sum of its proper divisors (1).

3221211241 is an equidigital number, since it uses as much as digits as its factorization.

3221211241 is an evil number, because the sum of its binary digits is even.

The product of its digits is 192, while the sum is 19.

The square root of 3221211241 is about 56755.7154919220. The cubic root of 3221211241 is about 1476.8613851210.

Adding to 3221211241 its reverse (1421121223), we get a palindrome (4642332464).

The spelling of 3221211241 in words is "three billion, two hundred twenty-one million, two hundred eleven thousand, two hundred forty-one".