4121211443 has 2 divisors, whose sum is σ = 4121211444. Its totient is φ = 4121211442.

The previous prime is 4121211433. The next prime is 4121211449. The reversal of 4121211443 is 3441121214.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 4121211443 - 2⁸ = 4121211187 is a prime.

It is a Sophie Germain prime.

It is not a weakly prime, because it can be changed into another prime (4121211449) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2060605721 + 2060605722.

It is an arithmetic number, because the mean of its divisors is an integer number (2060605722).

Almost surely, 2^4121211443 is an apocalyptic number.

4121211443 is a deficient number, since it is larger than the sum of its proper divisors (1).

4121211443 is an equidigital number, since it uses as much as digits as its factorization.

4121211443 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 768, while the sum is 23.

The square root of 4121211443 is about 64196.6622418954. The cubic root of 4121211443 is about 1603.2760276726.

Adding to 4121211443 its reverse (3441121214), we get a palindrome (7562332657).

The spelling of 4121211443 in words is "four billion, one hundred twenty-one million, two hundred eleven thousand, four hundred forty-three".