13103120223 has 16 divisors (see below), whose sum is σ = 19444034560. Its totient is φ = 8721011448.

The previous prime is 13103120183. The next prime is 13103120227. The reversal of 13103120223 is 32202130131.

13103120223 is a `hidden beast` number, since 131 + 0 + 312 + 0 + 223 = 666.

It is not a de Polignac number, because 13103120223 - 2¹⁰ = 13103119199 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 13103120196 and 13103120205.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13103120227) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 383365 + ... + 416142.

It is an arithmetic number, because the mean of its divisors is an integer number (1215252160).

Almost surely, 2^13103120223 is an apocalyptic number.

13103120223 is a deficient number, since it is larger than the sum of its proper divisors (6340914337).

13103120223 is an equidigital number, since it uses as much as digits as its factorization.

13103120223 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 800123 (or 800117 counting only the distinct ones).

The product of its (nonzero) digits is 216, while the sum is 18.

Adding to 13103120223 its reverse (32202130131), we get a palindrome (45305250354).

The spelling of 13103120223 in words is "thirteen billion, one hundred three million, one hundred twenty thousand, two hundred twenty-three".