243102034303 has 4 divisors (see below), whose sum is σ = 245374016040. Its totient is φ = 240830052568.

The previous prime is 243102034247. The next prime is 243102034349. The reversal of 243102034303 is 303430201342.

243102034303 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 303430201342 = 2 ⋅151715100671.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-243102034303 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (243102034003) 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 3 ways as a sum of consecutive naturals, for example, 1135990708 + ... + 1135990921.

It is an arithmetic number, because the mean of its divisors is an integer number (61343504010).

Almost surely, 2^243102034303 is an apocalyptic number.

243102034303 is a deficient number, since it is larger than the sum of its proper divisors (2271981737).

243102034303 is a wasteful number, since it uses less digits than its factorization.

243102034303 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2271981736.

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

Adding to 243102034303 its reverse (303430201342), we get a palindrome (546532235645).

The spelling of 243102034303 in words is "two hundred forty-three billion, one hundred two million, thirty-four thousand, three hundred three".