13321122203 has 4 divisors (see below), whose sum is σ = 13323739800. Its totient is φ = 13318504608.

The previous prime is 13321122197. The next prime is 13321122209. The reversal of 13321122203 is 30222112331.

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

It is an interprime number because it is at equal distance from previous prime (13321122197) and next prime (13321122209).

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-13321122203 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (13321122209) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1301150 + ... + 1311347.

It is an arithmetic number, because the mean of its divisors is an integer number (3330934950).

Almost surely, 2^13321122203 is an apocalyptic number.

13321122203 is a deficient number, since it is larger than the sum of its proper divisors (2617597).

13321122203 is an equidigital number, since it uses as much as digits as its factorization.

13321122203 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2617596.

The product of its (nonzero) digits is 432, while the sum is 20.

Adding to 13321122203 its reverse (30222112331), we get a palindrome (43543234534).

The spelling of 13321122203 in words is "thirteen billion, three hundred twenty-one million, one hundred twenty-two thousand, two hundred three".