13221232103 has 2 divisors, whose sum is σ = 13221232104. Its totient is φ = 13221232102.

The previous prime is 13221232091. The next prime is 13221232139. The reversal of 13221232103 is 30123212231.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 13221232103 - 2²⁶ = 13154123239 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (13221232603) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6610616051 + 6610616052.

It is an arithmetic number, because the mean of its divisors is an integer number (6610616052).

Almost surely, 2^13221232103 is an apocalyptic number.

13221232103 is a deficient number, since it is larger than the sum of its proper divisors (1).

13221232103 is an equidigital number, since it uses as much as digits as its factorization.

13221232103 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 432, while the sum is 20.

Adding to 13221232103 its reverse (30123212231), we get a palindrome (43344444334).

The spelling of 13221232103 in words is "thirteen billion, two hundred twenty-one million, two hundred thirty-two thousand, one hundred three".