11331131321103 has 32 divisors (see below), whose sum is σ = 16832944668672. Its totient is φ = 6720988552800.

The previous prime is 11331131321087. The next prime is 11331131321117. The reversal of 11331131321103 is 30112313113311.

11331131321103 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 11331131321103 - 2⁴ = 11331131321087 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11331131321143) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 46829650 + ... + 47070992.

It is an arithmetic number, because the mean of its divisors is an integer number (526029520896).

Almost surely, 2^{11331131321103} is an apocalyptic number.

11331131321103 is a deficient number, since it is larger than the sum of its proper divisors (5501813347569).

11331131321103 is a wasteful number, since it uses less digits than its factorization.

11331131321103 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 271675.

The product of its (nonzero) digits is 486, while the sum is 24.

Adding to 11331131321103 its reverse (30112313113311), we get a palindrome (41443444434414).

The spelling of 11331131321103 in words is "eleven trillion, three hundred thirty-one billion, one hundred thirty-one million, three hundred twenty-one thousand, one hundred three".