11331131313103 has 16 divisors (see below), whose sum is σ = 13020163190784. Its totient is φ = 9659693665440.

The previous prime is 11331131313083. The next prime is 11331131313191. The reversal of 11331131313103 is 30131313113311.

It is not a de Polignac number, because 11331131313103 - 2⁹ = 11331131312591 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 (11331131316103) 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, 6177801 + ... + 7799197.

It is an arithmetic number, because the mean of its divisors is an integer number (813760199424).

Almost surely, 2^{11331131313103} is an apocalyptic number.

11331131313103 is a deficient number, since it is larger than the sum of its proper divisors (1689031877681).

11331131313103 is a wasteful number, since it uses less digits than its factorization.

11331131313103 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1626822.

The product of its (nonzero) digits is 729, while the sum is 25.

Adding to 11331131313103 its reverse (30131313113311), we get a palindrome (41462444426414).

The spelling of 11331131313103 in words is "eleven trillion, three hundred thirty-one billion, one hundred thirty-one million, three hundred thirteen thousand, one hundred three".