4421211611 has 12 divisors (see below), whose sum is σ = 4573113552. Its totient is φ = 4272819408.

The previous prime is 4421211601. The next prime is 4421211623. The reversal of 4421211611 is 1161121244.

It is a de Polignac number, because none of the positive numbers 2^k-4421211611 is a prime.

It is a super-2 number, since 2×4421211611² = 39094224218482430642, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (4421211601) 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 in 11 ways as a sum of consecutive naturals, for example, 228626 + ... + 247208.

It is an arithmetic number, because the mean of its divisors is an integer number (381092796).

Almost surely, 2^4421211611 is an apocalyptic number.

4421211611 is a deficient number, since it is larger than the sum of its proper divisors (151901941).

4421211611 is an equidigital number, since it uses as much as digits as its factorization.

4421211611 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18770 (or 18703 counting only the distinct ones).

The product of its digits is 384, while the sum is 23.

The square root of 4421211611 is about 66492.1921055397. The cubic root of 4421211611 is about 1641.2715217192.

Adding to 4421211611 its reverse (1161121244), we get a palindrome (5582332855).

The spelling of 4421211611 in words is "four billion, four hundred twenty-one million, two hundred eleven thousand, six hundred eleven".