13221003202202 has 4 divisors (see below), whose sum is σ = 19831504803306. Its totient is φ = 6610501601100.

The previous prime is 13221003202157. The next prime is 13221003202279. The reversal of 13221003202202 is 20220230012231.

It is a happy number.

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

It can be written as a sum of positive squares in only one way, i.e., 11351299750561 + 1869703451641 = 3369169^2 + 1367371^2 .

It is an unprimeable number.

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 as a sum of consecutive naturals, namely, 3305250800549 + ... + 3305250800552.

Almost surely, 2^{13221003202202} is an apocalyptic number.

13221003202202 is a deficient number, since it is larger than the sum of its proper divisors (6610501601104).

13221003202202 is an equidigital number, since it uses as much as digits as its factorization.

13221003202202 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6610501601103.

The product of its (nonzero) digits is 576, while the sum is 20.

Adding to 13221003202202 its reverse (20220230012231), we get a palindrome (33441233214433).

The spelling of 13221003202202 in words is "thirteen trillion, two hundred twenty-one billion, three million, two hundred two thousand, two hundred two".