13221132220202 has 32 divisors (see below), whose sum is σ = 20485432344960. Its totient is φ = 6397190652160.

The previous prime is 13221132220201. The next prime is 13221132220211. The reversal of 13221132220202 is 20202223112231.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (13221132220201) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2086628 + ... + 5549439.

It is an arithmetic number, because the mean of its divisors is an integer number (640169760780).

Almost surely, 2^{13221132220202} is an apocalyptic number.

13221132220202 is a deficient number, since it is larger than the sum of its proper divisors (7264300124758).

13221132220202 is a wasteful number, since it uses less digits than its factorization.

13221132220202 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7636366.

The product of its (nonzero) digits is 1152, while the sum is 23.

Adding to 13221132220202 its reverse (20202223112231), we get a palindrome (33423355332433).

The spelling of 13221132220202 in words is "thirteen trillion, two hundred twenty-one billion, one hundred thirty-two million, two hundred twenty thousand, two hundred two".