4411112021 has 2 divisors, whose sum is σ = 4411112022. Its totient is φ = 4411112020.

The previous prime is 4411111997. The next prime is 4411112051. The reversal of 4411112021 is 1202111144.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 3191007121 + 1220104900 = 56489^2 + 34930^2 .

It is a cyclic number.

It is not a de Polignac number, because 4411112021 - 2¹⁰ = 4411110997 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (4411112051) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2205556010 + 2205556011.

It is an arithmetic number, because the mean of its divisors is an integer number (2205556011).

Almost surely, 2^4411112021 is an apocalyptic number.

It is an amenable number.

4411112021 is a deficient number, since it is larger than the sum of its proper divisors (1).

4411112021 is an equidigital number, since it uses as much as digits as its factorization.

4411112021 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 64, while the sum is 17.

The square root of 4411112021 is about 66416.2030004727. The cubic root of 4411112021 is about 1640.0208232781.

Adding to 4411112021 its reverse (1202111144), we get a palindrome (5613223165).

The spelling of 4411112021 in words is "four billion, four hundred eleven million, one hundred twelve thousand, twenty-one".