13423333203 has 20 divisors (see below), whose sum is σ = 22916732080. Its totient is φ = 7670475792.

The previous prime is 13423333171. The next prime is 13423333213. The reversal of 13423333203 is 30233332431.

It is a happy number.

13423333203 is a `hidden beast` number, since 1 + 3 + 4 + 2 + 333 + 320 + 3 = 666.

13423333203 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 13423333203 - 2⁵ = 13423333171 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (13423333213) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 11836588 + ... + 11837721.

It is an arithmetic number, because the mean of its divisors is an integer number (1145836604).

Almost surely, 2^13423333203 is an apocalyptic number.

13423333203 is a deficient number, since it is larger than the sum of its proper divisors (9493398877).

13423333203 is an equidigital number, since it uses as much as digits as its factorization.

13423333203 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23674328 (or 23674319 counting only the distinct ones).

The product of its (nonzero) digits is 11664, while the sum is 27.

Adding to 13423333203 its reverse (30233332431), we get a palindrome (43656665634).

The spelling of 13423333203 in words is "thirteen billion, four hundred twenty-three million, three hundred thirty-three thousand, two hundred three".