11130313103 has 24 divisors (see below), whose sum is σ = 13965734160. Its totient is φ = 8792340480.

The previous prime is 11130313099. The next prime is 11130313121. The reversal of 11130313103 is 30131303111.

It is not a de Polignac number, because 11130313103 - 2² = 11130313099 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11130313603) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 394688 + ... + 421946.

It is an arithmetic number, because the mean of its divisors is an integer number (581905590).

Almost surely, 2^11130313103 is an apocalyptic number.

11130313103 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

11130313103 is a deficient number, since it is larger than the sum of its proper divisors (2835421057).

11130313103 is a wasteful number, since it uses less digits than its factorization.

11130313103 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 27927 (or 27920 counting only the distinct ones).

The product of its (nonzero) digits is 81, while the sum is 17.

Adding to 11130313103 its reverse (30131303111), we get a palindrome (41261616214).

The spelling of 11130313103 in words is "eleven billion, one hundred thirty million, three hundred thirteen thousand, one hundred three".