303243242013 has 48 divisors (see below), whose sum is σ = 443405040000. Its totient is φ = 199696109184.

The previous prime is 303243242011. The next prime is 303243242111. The reversal of 303243242013 is 310242342303.

303243242013 is a `hidden beast` number, since 3 + 0 + 324 + 324 + 2 + 0 + 13 = 666.

It is not a de Polignac number, because 303243242013 - 2¹ = 303243242011 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (303243242011) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 181690743 + ... + 181692411.

It is an arithmetic number, because the mean of its divisors is an integer number (9237605000).

Almost surely, 2^303243242013 is an apocalyptic number.

It is an amenable number.

303243242013 is a deficient number, since it is larger than the sum of its proper divisors (140161797987).

303243242013 is a wasteful number, since it uses less digits than its factorization.

303243242013 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2546 (or 2543 counting only the distinct ones).

The product of its (nonzero) digits is 10368, while the sum is 27.

Adding to 303243242013 its reverse (310242342303), we get a palindrome (613485584316).

The spelling of 303243242013 in words is "three hundred three billion, two hundred forty-three million, two hundred forty-two thousand, thirteen".