11111111110003 has 8 divisors (see below), whose sum is σ = 11139539310000. Its totient is φ = 11082697986048.

The previous prime is 11111111109979. The next prime is 11111111110031. The reversal of 11111111110003 is 30001111111111.

It is a happy number.

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-11111111110003 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11111111110063) 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, 2292378 + ... + 5241871.

It is an arithmetic number, because the mean of its divisors is an integer number (1392442413750).

Almost surely, 2^{11111111110003} is an apocalyptic number.

11111111110003 is a deficient number, since it is larger than the sum of its proper divisors (28428199997).

11111111110003 is an equidigital number, since it uses as much as digits as its factorization.

11111111110003 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7538021.

The product of its (nonzero) digits is 3, while the sum is 13.

Adding to 11111111110003 its reverse (30001111111111), we get a palindrome (41112222221114).

The spelling of 11111111110003 in words is "eleven trillion, one hundred eleven billion, one hundred eleven million, one hundred ten thousand, three".