13113030311223 has 4 divisors (see below), whose sum is σ = 17484040414968. Its totient is φ = 8742020207480.

The previous prime is 13113030311201. The next prime is 13113030311317. The reversal of 13113030311223 is 32211303031131.

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 13113030311223 - 2⁸ = 13113030310967 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 13113030311193 and 13113030311202.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13113030311123) 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, 2185505051868 + ... + 2185505051873.

It is an arithmetic number, because the mean of its divisors is an integer number (4371010103742).

Almost surely, 2^{13113030311223} is an apocalyptic number.

13113030311223 is a deficient number, since it is larger than the sum of its proper divisors (4371010103745).

13113030311223 is an equidigital number, since it uses as much as digits as its factorization.

13113030311223 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4371010103744.

The product of its (nonzero) digits is 972, while the sum is 24.

Adding to 13113030311223 its reverse (32211303031131), we get a palindrome (45324333342354).

The spelling of 13113030311223 in words is "thirteen trillion, one hundred thirteen billion, thirty million, three hundred eleven thousand, two hundred twenty-three".