11311230114503 has 4 divisors (see below), whose sum is σ = 12339523761288. Its totient is φ = 10282936467720.

The previous prime is 11311230114463. The next prime is 11311230114529. The reversal of 11311230114503 is 30541103211311.

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 11311230114503 - 2⁶ = 11311230114439 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11311230114103) 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 3 ways as a sum of consecutive naturals, for example, 514146823376 + ... + 514146823397.

It is an arithmetic number, because the mean of its divisors is an integer number (3084880940322).

Almost surely, 2^{11311230114503} is an apocalyptic number.

11311230114503 is a deficient number, since it is larger than the sum of its proper divisors (1028293646785).

11311230114503 is a wasteful number, since it uses less digits than its factorization.

11311230114503 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1028293646784.

The product of its (nonzero) digits is 1080, while the sum is 26.

Adding to 11311230114503 its reverse (30541103211311), we get a palindrome (41852333325814).

The spelling of 11311230114503 in words is "eleven trillion, three hundred eleven billion, two hundred thirty million, one hundred fourteen thousand, five hundred three".