13303203111023 has 4 divisors (see below), whose sum is σ = 15203660698320. Its totient is φ = 11402745523728.

The previous prime is 13303203111013. The next prime is 13303203111053. The reversal of 13303203111023 is 32011130230331.

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

It is a cyclic number.

It is not a de Polignac number, because 13303203111023 - 2¹⁶ = 13303203045487 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 13303203111023.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13303203111013) 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, 950228793638 + ... + 950228793651.

It is an arithmetic number, because the mean of its divisors is an integer number (3800915174580).

Almost surely, 2^{13303203111023} is an apocalyptic number.

13303203111023 is a deficient number, since it is larger than the sum of its proper divisors (1900457587297).

13303203111023 is an equidigital number, since it uses as much as digits as its factorization.

13303203111023 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1900457587296.

The product of its (nonzero) digits is 972, while the sum is 23.

Adding to 13303203111023 its reverse (32011130230331), we get a palindrome (45314333341354).

The spelling of 13303203111023 in words is "thirteen trillion, three hundred three billion, two hundred three million, one hundred eleven thousand, twenty-three".