13403221120103 has 4 divisors (see below), whose sum is σ = 13688396037600. Its totient is φ = 13118046202608.

The previous prime is 13403221120063. The next prime is 13403221120139. The reversal of 13403221120103 is 30102112230431.

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

It is a cyclic number.

It is not a de Polignac number, because 13403221120103 - 2¹⁸ = 13403220857959 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13403221120403) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 142587458678 + ... + 142587458771.

It is an arithmetic number, because the mean of its divisors is an integer number (3422099009400).

Almost surely, 2^{13403221120103} is an apocalyptic number.

13403221120103 is a deficient number, since it is larger than the sum of its proper divisors (285174917497).

13403221120103 is an equidigital number, since it uses as much as digits as its factorization.

13403221120103 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 285174917496.

The product of its (nonzero) digits is 864, while the sum is 23.

Adding to 13403221120103 its reverse (30102112230431), we get a palindrome (43505333350534).

The spelling of 13403221120103 in words is "thirteen trillion, four hundred three billion, two hundred twenty-one million, one hundred twenty thousand, one hundred three".