13221330222113 has 4 divisors (see below), whose sum is σ = 14238355623828. Its totient is φ = 12204304820400.

The previous prime is 13221330222017. The next prime is 13221330222119. The reversal of 13221330222113 is 31122203312231.

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

It can be written as a sum of positive squares in 2 ways, for example, as 5744539987729 + 7476790234384 = 2396777^2 + 2734372^2 .

It is a cyclic number.

It is not a de Polignac number, because 13221330222113 - 2¹⁰ = 13221330221089 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (13221330222119) 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, 508512700838 + ... + 508512700863.

It is an arithmetic number, because the mean of its divisors is an integer number (3559588905957).

Almost surely, 2^{13221330222113} is an apocalyptic number.

13221330222113 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

It is an amenable number.

13221330222113 is a deficient number, since it is larger than the sum of its proper divisors (1017025401715).

13221330222113 is a wasteful number, since it uses less digits than its factorization.

13221330222113 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1017025401714.

The product of its (nonzero) digits is 2592, while the sum is 26.

Adding to 13221330222113 its reverse (31122203312231), we get a palindrome (44343533534344).

The spelling of 13221330222113 in words is "thirteen trillion, two hundred twenty-one billion, three hundred thirty million, two hundred twenty-two thousand, one hundred thirteen".