442130203303 has 2 divisors, whose sum is σ = 442130203304. Its totient is φ = 442130203302.

The previous prime is 442130203223. The next prime is 442130203321. The reversal of 442130203303 is 303302031244.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 442130203303 - 2⁹ = 442130202791 is a prime.

It is a super-2 number, since 2×442130203303² (a number of 24 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (442130203343) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 221065101651 + 221065101652.

It is an arithmetic number, because the mean of its divisors is an integer number (221065101652).

Almost surely, 2^442130203303 is an apocalyptic number.

442130203303 is a deficient number, since it is larger than the sum of its proper divisors (1).

442130203303 is an equidigital number, since it uses as much as digits as its factorization.

442130203303 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 5184, while the sum is 25.

Adding to 442130203303 its reverse (303302031244), we get a palindrome (745432234547).

The spelling of 442130203303 in words is "four hundred forty-two billion, one hundred thirty million, two hundred three thousand, three hundred three".