4141430221 has 2 divisors, whose sum is σ = 4141430222. Its totient is φ = 4141430220.

The previous prime is 4141430203. The next prime is 4141430261. The reversal of 4141430221 is 1220341414.

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., 4001954121 + 139476100 = 63261^2 + 11810^2 .

It is a cyclic number.

It is not a de Polignac number, because 4141430221 - 2⁷ = 4141430093 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 4141430192 and 4141430201.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (4141430261) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2070715110 + 2070715111.

It is an arithmetic number, because the mean of its divisors is an integer number (2070715111).

Almost surely, 2^4141430221 is an apocalyptic number.

It is an amenable number.

4141430221 is a deficient number, since it is larger than the sum of its proper divisors (1).

4141430221 is an equidigital number, since it uses as much as digits as its factorization.

4141430221 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 768, while the sum is 22.

The square root of 4141430221 is about 64353.9448751978. The cubic root of 4141430221 is about 1605.8936572064.

Adding to 4141430221 its reverse (1220341414), we get a palindrome (5361771635).

The spelling of 4141430221 in words is "four billion, one hundred forty-one million, four hundred thirty thousand, two hundred twenty-one".