13312323331123 has 4 divisors (see below), whose sum is σ = 13312377530920. Its totient is φ = 13312269131328.

The previous prime is 13312323331093. The next prime is 13312323331157. The reversal of 13312323331123 is 32113332321331.

It is a happy number.

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 13312323331123 - 2¹³ = 13312323322931 is a prime.

It is a super-2 number, since 2×13312323331123² (a number of 27 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (13312323332123) 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 3 ways as a sum of consecutive naturals, for example, 26729790 + ... + 27223267.

It is an arithmetic number, because the mean of its divisors is an integer number (3328094382730).

Almost surely, 2^{13312323331123} is an apocalyptic number.

13312323331123 is a deficient number, since it is larger than the sum of its proper divisors (54199797).

13312323331123 is an equidigital number, since it uses as much as digits as its factorization.

13312323331123 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 54199796.

The product of its digits is 17496, while the sum is 31.

Adding to 13312323331123 its reverse (32113332321331), we get a palindrome (45425655652454).

The spelling of 13312323331123 in words is "thirteen trillion, three hundred twelve billion, three hundred twenty-three million, three hundred thirty-one thousand, one hundred twenty-three".