4220443211 has 4 divisors (see below), whose sum is σ = 4226201712. Its totient is φ = 4214684712.

The previous prime is 4220443187. The next prime is 4220443219. The reversal of 4220443211 is 1123440224.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-4220443211 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (4220443219) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2878151 + ... + 2879616.

It is an arithmetic number, because the mean of its divisors is an integer number (1056550428).

Almost surely, 2^4220443211 is an apocalyptic number.

4220443211 is a deficient number, since it is larger than the sum of its proper divisors (5758501).

4220443211 is an equidigital number, since it uses as much as digits as its factorization.

4220443211 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5758500.

The product of its (nonzero) digits is 1536, while the sum is 23.

The square root of 4220443211 is about 64964.9383206049. The cubic root of 4220443211 is about 1616.0421612033.

Adding to 4220443211 its reverse (1123440224), we get a palindrome (5343883435).

The spelling of 4220443211 in words is "four billion, two hundred twenty million, four hundred forty-three thousand, two hundred eleven".