11331120211103 has 24 divisors (see below), whose sum is σ = 14410172035584. Its totient is φ = 8810537391600.

The previous prime is 11331120211097. The next prime is 11331120211129. The reversal of 11331120211103 is 30111202113311.

It is not a de Polignac number, because 11331120211103 - 2²² = 11331116016799 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 (11331120211163) 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 23 ways as a sum of consecutive naturals, for example, 22256303 + ... + 22759728.

It is an arithmetic number, because the mean of its divisors is an integer number (600423834816).

Almost surely, 2^{11331120211103} is an apocalyptic number.

11331120211103 is a deficient number, since it is larger than the sum of its proper divisors (3079051824481).

11331120211103 is a wasteful number, since it uses less digits than its factorization.

11331120211103 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 45016523 (or 45016516 counting only the distinct ones).

The product of its (nonzero) digits is 108, while the sum is 20.

Adding to 11331120211103 its reverse (30111202113311), we get a palindrome (41442322324414).

The spelling of 11331120211103 in words is "eleven trillion, three hundred thirty-one billion, one hundred twenty million, two hundred eleven thousand, one hundred three".