13111113343 has 16 divisors (see below), whose sum is σ = 14012046720. Its totient is φ = 12232226016.

The previous prime is 13111113317. The next prime is 13111113347. The reversal of 13111113343 is 34331111131.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-13111113343 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13111113347) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 486796 + ... + 513022.

It is an arithmetic number, because the mean of its divisors is an integer number (875752920).

Almost surely, 2^13111113343 is an apocalyptic number.

13111113343 is a deficient number, since it is larger than the sum of its proper divisors (900933377).

13111113343 is a wasteful number, since it uses less digits than its factorization.

13111113343 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26646.

The product of its digits is 324, while the sum is 22.

Adding to 13111113343 its reverse (34331111131), we get a palindrome (47442224474).

The spelling of 13111113343 in words is "thirteen billion, one hundred eleven million, one hundred thirteen thousand, three hundred forty-three".