11103033131311 has 12 divisors (see below), whose sum is σ = 12262000034872. Its totient is φ = 10045829178000.

The previous prime is 11103033131291. The next prime is 11103033131327. The reversal of 11103033131311 is 11313133030111.

It is not a de Polignac number, because 11103033131311 - 2⁹ = 11103033130799 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 (11103033131341) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 217416660 + ... + 217467721.

Almost surely, 2^{11103033131311} is an apocalyptic number.

11103033131311 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

11103033131311 is a deficient number, since it is larger than the sum of its proper divisors (1158966903561).

11103033131311 is a wasteful number, since it uses less digits than its factorization.

11103033131311 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 434884614 (or 434884603 counting only the distinct ones).

The product of its (nonzero) digits is 243, while the sum is 22.

Adding to 11103033131311 its reverse (11313133030111), we get a palindrome (22416166161422).

The spelling of 11103033131311 in words is "eleven trillion, one hundred three billion, thirty-three million, one hundred thirty-one thousand, three hundred eleven".