3321221041 has 2 divisors, whose sum is σ = 3321221042. Its totient is φ = 3321221040.

The previous prime is 3321221011. The next prime is 3321221063. The reversal of 3321221041 is 1401221233.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1909340416 + 1411880625 = 43696^2 + 37575^2 .

It is a cyclic number.

It is not a de Polignac number, because 3321221041 - 2⁵ = 3321221009 is a prime.

It is a super-2 number, since 2×3321221041² = 22061018406362247362, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (3321221011) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1660610520 + 1660610521.

It is an arithmetic number, because the mean of its divisors is an integer number (1660610521).

Almost surely, 2^3321221041 is an apocalyptic number.

It is an amenable number.

3321221041 is a deficient number, since it is larger than the sum of its proper divisors (1).

3321221041 is an equidigital number, since it uses as much as digits as its factorization.

3321221041 is an evil number, because the sum of its binary digits is even.

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

The square root of 3321221041 is about 57630.0359274571. The cubic root of 3321221041 is about 1491.9900500849.

Adding to 3321221041 its reverse (1401221233), we get a palindrome (4722442274).

The spelling of 3321221041 in words is "three billion, three hundred twenty-one million, two hundred twenty-one thousand, forty-one".