13321100311203 has 4 divisors (see below), whose sum is σ = 17761467081608. Its totient is φ = 8880733540800.

The previous prime is 13321100311159. The next prime is 13321100311261. The reversal of 13321100311203 is 30211300112331.

It is a happy number.

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

It is not a de Polignac number, because 13321100311203 - 2²⁹ = 13320563440291 is a prime.

It is a super-2 number, since 2×13321100311203² (a number of 27 digits) contains 22 as substring.

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 13321100311203.

It is not an unprimeable number, because it can be changed into a prime (13321100311273) 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, 2220183385198 + ... + 2220183385203.

It is an arithmetic number, because the mean of its divisors is an integer number (4440366770402).

Almost surely, 2^{13321100311203} is an apocalyptic number.

13321100311203 is a deficient number, since it is larger than the sum of its proper divisors (4440366770405).

13321100311203 is an equidigital number, since it uses as much as digits as its factorization.

13321100311203 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4440366770404.

The product of its (nonzero) digits is 324, while the sum is 21.

Adding to 13321100311203 its reverse (30211300112331), we get a palindrome (43532400423534).

The spelling of 13321100311203 in words is "thirteen trillion, three hundred twenty-one billion, one hundred million, three hundred eleven thousand, two hundred three".