11103631105003 has 8 divisors (see below), whose sum is σ = 11648296838880. Its totient is φ = 10569750831360.

The previous prime is 11103631104991. The next prime is 11103631105027. The reversal of 11103631105003 is 30050113630111.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-11103631105003 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11103631145003) 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, 2696362950 + ... + 2696367067.

It is an arithmetic number, because the mean of its divisors is an integer number (1456037104860).

Almost surely, 2^{11103631105003} is an apocalyptic number.

11103631105003 is a deficient number, since it is larger than the sum of its proper divisors (544665733877).

11103631105003 is an equidigital number, since it uses as much as digits as its factorization.

11103631105003 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5392730117.

The product of its (nonzero) digits is 810, while the sum is 25.

Adding to 11103631105003 its reverse (30050113630111), we get a palindrome (41153744735114).

The spelling of 11103631105003 in words is "eleven trillion, one hundred three billion, six hundred thirty-one million, one hundred five thousand, three".