442302210313 has 4 divisors (see below), whose sum is σ = 442499933700. Its totient is φ = 442104486928.

The previous prime is 442302210299. The next prime is 442302210323. The reversal of 442302210313 is 313012203244.

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

It can be written as a sum of positive squares in 2 ways, for example, as 209349257209 + 232952953104 = 457547^2 + 482652^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-442302210313 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (442302210323) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 98858338 + ... + 98862811.

It is an arithmetic number, because the mean of its divisors is an integer number (110624983425).

Almost surely, 2^442302210313 is an apocalyptic number.

It is an amenable number.

442302210313 is a deficient number, since it is larger than the sum of its proper divisors (197723387).

442302210313 is a wasteful number, since it uses less digits than its factorization.

442302210313 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 197723386.

The product of its (nonzero) digits is 3456, while the sum is 25.

Adding to 442302210313 its reverse (313012203244), we get a palindrome (755314413557).

The spelling of 442302210313 in words is "four hundred forty-two billion, three hundred two million, two hundred ten thousand, three hundred thirteen".