323203211302303 has 4 divisors (see below), whose sum is σ = 323427813952320. Its totient is φ = 322978608652288.

The previous prime is 323203211302259. The next prime is 323203211302313. The reversal of 323203211302303 is 303203112302323.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-323203211302303 is a prime.

It is a super-2 number, since 2×323203211302303² (a number of 30 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (323203211302313) 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, 112301322850 + ... + 112301325727.

It is an arithmetic number, because the mean of its divisors is an integer number (80856953488080).

Almost surely, 2^{323203211302303} is an apocalyptic number.

323203211302303 is a deficient number, since it is larger than the sum of its proper divisors (224602650017).

323203211302303 is a wasteful number, since it uses less digits than its factorization.

323203211302303 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 224602650016.

The product of its (nonzero) digits is 11664, while the sum is 28.

Adding to 323203211302303 its reverse (303203112302323), we get a palindrome (626406323604626).

The spelling of 323203211302303 in words is "three hundred twenty-three trillion, two hundred three billion, two hundred eleven million, three hundred two thousand, three hundred three".