303052442113 has 4 divisors (see below), whose sum is σ = 303634117188. Its totient is φ = 302470767040.

The previous prime is 303052442111. The next prime is 303052442123. The reversal of 303052442113 is 311244250303.

It is a happy number.

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 121834506304 + 181217935809 = 349048^2 + 425697^2 .

It is a cyclic number.

It is not a de Polignac number, because 303052442113 - 2¹ = 303052442111 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (303052442111) 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, 290836756 + ... + 290837797.

It is an arithmetic number, because the mean of its divisors is an integer number (75908529297).

Almost surely, 2^303052442113 is an apocalyptic number.

It is an amenable number.

303052442113 is a deficient number, since it is larger than the sum of its proper divisors (581675075).

303052442113 is an equidigital number, since it uses as much as digits as its factorization.

303052442113 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 581675074.

The product of its (nonzero) digits is 8640, while the sum is 28.

Adding to 303052442113 its reverse (311244250303), we get a palindrome (614296692416).

The spelling of 303052442113 in words is "three hundred three billion, fifty-two million, four hundred forty-two thousand, one hundred thirteen".