13320112112123 has 4 divisors (see below), whose sum is σ = 14021170644360. Its totient is φ = 12619053579888.

The previous prime is 13320112112119. The next prime is 13320112112159. The reversal of 13320112112123 is 32121121102331.

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 13320112112123 - 2² = 13320112112119 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (13320112112323) 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, 350529266090 + ... + 350529266127.

It is an arithmetic number, because the mean of its divisors is an integer number (3505292661090).

Almost surely, 2^{13320112112123} is an apocalyptic number.

13320112112123 is a deficient number, since it is larger than the sum of its proper divisors (701058532237).

13320112112123 is an equidigital number, since it uses as much as digits as its factorization.

13320112112123 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 701058532236.

The product of its (nonzero) digits is 432, while the sum is 23.

Adding to 13320112112123 its reverse (32121121102331), we get a palindrome (45441233214454).

The spelling of 13320112112123 in words is "thirteen trillion, three hundred twenty billion, one hundred twelve million, one hundred twelve thousand, one hundred twenty-three".