13133311223 has 4 divisors (see below), whose sum is σ = 13905858960. Its totient is φ = 12360763488.

The previous prime is 13133311207. The next prime is 13133311267. The reversal of 13133311223 is 32211333131.

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 13133311223 - 2⁴ = 13133311207 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 (13133311273) 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, 386273843 + ... + 386273876.

It is an arithmetic number, because the mean of its divisors is an integer number (3476464740).

Almost surely, 2^13133311223 is an apocalyptic number.

13133311223 is a deficient number, since it is larger than the sum of its proper divisors (772547737).

13133311223 is an equidigital number, since it uses as much as digits as its factorization.

13133311223 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 772547736.

The product of its digits is 972, while the sum is 23.

Adding to 13133311223 its reverse (32211333131), we get a palindrome (45344644354).

The spelling of 13133311223 in words is "thirteen billion, one hundred thirty-three million, three hundred eleven thousand, two hundred twenty-three".