13423311323113 has 4 divisors (see below), whose sum is σ = 13423677746500. Its totient is φ = 13422944899728.

The previous prime is 13423311323087. The next prime is 13423311323137. The reversal of 13423311323113 is 31132311332431.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 10073082611344 + 3350228711769 = 3173812^2 + 1830363^2 .

It is a cyclic number.

It is not a de Polignac number, because 13423311323113 - 2³³ = 13414721388521 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (13423311323713) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 183156738 + ... + 183230011.

It is an arithmetic number, because the mean of its divisors is an integer number (3355919436625).

Almost surely, 2^{13423311323113} is an apocalyptic number.

It is an amenable number.

13423311323113 is a deficient number, since it is larger than the sum of its proper divisors (366423387).

13423311323113 is an equidigital number, since it uses as much as digits as its factorization.

13423311323113 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 366423386.

The product of its digits is 11664, while the sum is 31.

Adding to 13423311323113 its reverse (31132311332431), we get a palindrome (44555622655544).

The spelling of 13423311323113 in words is "thirteen trillion, four hundred twenty-three billion, three hundred eleven million, three hundred twenty-three thousand, one hundred thirteen".