13311123223 has 2 divisors, whose sum is σ = 13311123224. Its totient is φ = 13311123222.

The previous prime is 13311123209. The next prime is 13311123229. The reversal of 13311123223 is 32232111331.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 13311123223 - 2⁹ = 13311122711 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 13311123194 and 13311123203.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (13311123229) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6655561611 + 6655561612.

It is an arithmetic number, because the mean of its divisors is an integer number (6655561612).

Almost surely, 2^13311123223 is an apocalyptic number.

13311123223 is a deficient number, since it is larger than the sum of its proper divisors (1).

13311123223 is an equidigital number, since it uses as much as digits as its factorization.

13311123223 is an evil number, because the sum of its binary digits is even.

The product of its digits is 648, while the sum is 22.

Adding to 13311123223 its reverse (32232111331), we get a palindrome (45543234554).

The spelling of 13311123223 in words is "thirteen billion, three hundred eleven million, one hundred twenty-three thousand, two hundred twenty-three".