13211131221003 has 8 divisors (see below), whose sum is σ = 17614917696208. Its totient is φ = 8807382779904.

The previous prime is 13211131220999. The next prime is 13211131221011. The reversal of 13211131221003 is 30012213111231.

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

It is not a de Polignac number, because 13211131221003 - 2² = 13211131220999 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (13211131221023) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 8687926 + ... + 10094667.

It is an arithmetic number, because the mean of its divisors is an integer number (2201864712026).

Almost surely, 2^{13211131221003} is an apocalyptic number.

13211131221003 is a deficient number, since it is larger than the sum of its proper divisors (4403786475205).

13211131221003 is a wasteful number, since it uses less digits than its factorization.

13211131221003 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19017053.

The product of its (nonzero) digits is 216, while the sum is 21.

Adding to 13211131221003 its reverse (30012213111231), we get a palindrome (43223344332234).

The spelling of 13211131221003 in words is "thirteen trillion, two hundred eleven billion, one hundred thirty-one million, two hundred twenty-one thousand, three".