13203411321 has 8 divisors (see below), whose sum is σ = 17605130400. Its totient is φ = 8801983232.

The previous prime is 13203411317. The next prime is 13203411329. The reversal of 13203411321 is 12311430231.

13203411321 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 13203411321 - 2² = 13203411317 is a prime.

It is not an unprimeable number, because it can be changed into a prime (13203411329) 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 7 ways as a sum of consecutive naturals, for example, 77401 + ... + 179993.

It is an arithmetic number, because the mean of its divisors is an integer number (2200641300).

Almost surely, 2^13203411321 is an apocalyptic number.

It is an amenable number.

13203411321 is a deficient number, since it is larger than the sum of its proper divisors (4401719079).

13203411321 is a wasteful number, since it uses less digits than its factorization.

13203411321 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 145495.

The product of its (nonzero) digits is 432, while the sum is 21.

Adding to 13203411321 its reverse (12311430231), we get a palindrome (25514841552).

The spelling of 13203411321 in words is "thirteen billion, two hundred three million, four hundred eleven thousand, three hundred twenty-one".