442440110422 has 4 divisors (see below), whose sum is σ = 663660165636. Its totient is φ = 221220055210.

The previous prime is 442440110417. The next prime is 442440110473. The reversal of 442440110422 is 224011044244.

It is a happy number.

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

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 110610027604 + ... + 110610027607.

It is an arithmetic number, because the mean of its divisors is an integer number (165915041409).

Almost surely, 2^442440110422 is an apocalyptic number.

442440110422 is a deficient number, since it is larger than the sum of its proper divisors (221220055214).

442440110422 is a wasteful number, since it uses less digits than its factorization.

442440110422 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 221220055213.

The product of its (nonzero) digits is 8192, while the sum is 28.

Adding to 442440110422 its reverse (224011044244), we get a palindrome (666451154666).

The spelling of 442440110422 in words is "four hundred forty-two billion, four hundred forty million, one hundred ten thousand, four hundred twenty-two".