13312122312223 has 4 divisors (see below), whose sum is σ = 15213854071120. Its totient is φ = 11410390553328.

The previous prime is 13312122312179. The next prime is 13312122312233. The reversal of 13312122312223 is 32221322121331.

13312122312223 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-13312122312223 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 13312122312191 and 13312122312200.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13312122312233) 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, 950865879438 + ... + 950865879451.

It is an arithmetic number, because the mean of its divisors is an integer number (3803463517780).

Almost surely, 2^{13312122312223} is an apocalyptic number.

13312122312223 is a deficient number, since it is larger than the sum of its proper divisors (1901731758897).

13312122312223 is an equidigital number, since it uses as much as digits as its factorization.

13312122312223 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1901731758896.

The product of its digits is 5184, while the sum is 28.

Adding to 13312122312223 its reverse (32221322121331), we get a palindrome (45533444433554).

The spelling of 13312122312223 in words is "thirteen trillion, three hundred twelve billion, one hundred twenty-two million, three hundred twelve thousand, two hundred twenty-three".