11103113103 has 8 divisors (see below), whose sum is σ = 15119132928. Its totient is φ = 7244584344.

The previous prime is 11103113093. The next prime is 11103113111. The reversal of 11103113103 is 30131130111.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 11103113103 - 2⁶ = 11103113039 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11103113123) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 39372601 + ... + 39372882.

It is an arithmetic number, because the mean of its divisors is an integer number (1889891616).

Almost surely, 2^11103113103 is an apocalyptic number.

11103113103 is a deficient number, since it is larger than the sum of its proper divisors (4016019825).

11103113103 is an equidigital number, since it uses as much as digits as its factorization.

11103113103 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 78745533.

The product of its (nonzero) digits is 27, while the sum is 15.

Adding to 11103113103 its reverse (30131130111), we get a palindrome (41234243214).

The spelling of 11103113103 in words is "eleven billion, one hundred three million, one hundred thirteen thousand, one hundred three".