442422242203 has 4 divisors (see below), whose sum is σ = 461657991888. Its totient is φ = 423186492520.

The previous prime is 442422242201. The next prime is 442422242219. The reversal of 442422242203 is 302242224244.

It is a happy number.

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 442422242203 - 2¹ = 442422242201 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (442422242201) 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, 9617874808 + ... + 9617874853.

It is an arithmetic number, because the mean of its divisors is an integer number (115414497972).

Almost surely, 2^442422242203 is an apocalyptic number.

442422242203 is a deficient number, since it is larger than the sum of its proper divisors (19235749685).

442422242203 is a wasteful number, since it uses less digits than its factorization.

442422242203 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19235749684.

The product of its (nonzero) digits is 49152, while the sum is 31.

Adding to 442422242203 its reverse (302242224244), we get a palindrome (744664466447).

The spelling of 442422242203 in words is "four hundred forty-two billion, four hundred twenty-two million, two hundred forty-two thousand, two hundred three".