442223332303 has 4 divisors (see below), whose sum is σ = 449718643080. Its totient is φ = 434728021528.

The previous prime is 442223332297. The next prime is 442223332307. The reversal of 442223332303 is 303233322244.

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

It is a cyclic number.

It is not a de Polignac number, because 442223332303 - 2³⁷ = 304784378831 is a prime.

It is a super-3 number, since 3×442223332303³ (a number of 36 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (442223332307) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3747655300 + ... + 3747655417.

It is an arithmetic number, because the mean of its divisors is an integer number (112429660770).

Almost surely, 2^442223332303 is an apocalyptic number.

442223332303 is a deficient number, since it is larger than the sum of its proper divisors (7495310777).

442223332303 is an equidigital number, since it uses as much as digits as its factorization.

442223332303 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7495310776.

The product of its (nonzero) digits is 62208, while the sum is 31.

Adding to 442223332303 its reverse (303233322244), we get a palindrome (745456654547).

The spelling of 442223332303 in words is "four hundred forty-two billion, two hundred twenty-three million, three hundred thirty-two thousand, three hundred three".