441441202091 has 2 divisors, whose sum is σ = 441441202092. Its totient is φ = 441441202090.

The previous prime is 441441202051. The next prime is 441441202157. The reversal of 441441202091 is 190202144144.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 441441202091 - 2¹⁰ = 441441201067 is a prime.

It is not a weakly prime, because it can be changed into another prime (441441202051) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 220720601045 + 220720601046.

It is an arithmetic number, because the mean of its divisors is an integer number (220720601046).

Almost surely, 2^441441202091 is an apocalyptic number.

441441202091 is a deficient number, since it is larger than the sum of its proper divisors (1).

441441202091 is an equidigital number, since it uses as much as digits as its factorization.

441441202091 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 9216, while the sum is 32.

The spelling of 441441202091 in words is "four hundred forty-one billion, four hundred forty-one million, two hundred two thousand, ninety-one".