13111065602123 has 4 divisors (see below), whose sum is σ = 13111107232008. Its totient is φ = 13111023972240.

The previous prime is 13111065602081. The next prime is 13111065602149. The reversal of 13111065602123 is 32120656011131.

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 13111065602123 - 2¹⁰ = 13111065601099 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 13111065602123.

It is not an unprimeable number, because it can be changed into a prime (13111065682123) 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, 20338898 + ... + 20973623.

It is an arithmetic number, because the mean of its divisors is an integer number (3277776808002).

Almost surely, 2^{13111065602123} is an apocalyptic number.

13111065602123 is a deficient number, since it is larger than the sum of its proper divisors (41629885).

13111065602123 is an equidigital number, since it uses as much as digits as its factorization.

13111065602123 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 41629884.

The product of its (nonzero) digits is 6480, while the sum is 32.

The spelling of 13111065602123 in words is "thirteen trillion, one hundred eleven billion, sixty-five million, six hundred two thousand, one hundred twenty-three".