4442020111 has 2 divisors, whose sum is σ = 4442020112. Its totient is φ = 4442020110.

The previous prime is 4442020109. The next prime is 4442020123. The reversal of 4442020111 is 1110202444.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 4442020111 - 2¹ = 4442020109 is a prime.

Together with 4442020109, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (4442026111) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2221010055 + 2221010056.

It is an arithmetic number, because the mean of its divisors is an integer number (2221010056).

Almost surely, 2^4442020111 is an apocalyptic number.

4442020111 is a deficient number, since it is larger than the sum of its proper divisors (1).

4442020111 is an equidigital number, since it uses as much as digits as its factorization.

4442020111 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 256, while the sum is 19.

The square root of 4442020111 is about 66648.4816856318. The cubic root of 4442020111 is about 1643.8423824940.

Adding to 4442020111 its reverse (1110202444), we get a palindrome (5552222555).

The spelling of 4442020111 in words is "four billion, four hundred forty-two million, twenty thousand, one hundred eleven".