11200103111 has 4 divisors (see below), whose sum is σ = 11211095400. Its totient is φ = 11189110824.

The previous prime is 11200103003. The next prime is 11200103129. The reversal of 11200103111 is 11130100211.

It is a happy number.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 11130100211 = 29 ⋅383796559.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-11200103111 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 11200103092 and 11200103101.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11200103191) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5494616 + ... + 5496653.

It is an arithmetic number, because the mean of its divisors is an integer number (2802773850).

Almost surely, 2^11200103111 is an apocalyptic number.

11200103111 is a deficient number, since it is larger than the sum of its proper divisors (10992289).

11200103111 is a wasteful number, since it uses less digits than its factorization.

11200103111 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10992288.

The product of its (nonzero) digits is 6, while the sum is 11.

Adding to 11200103111 its reverse (11130100211), we get a palindrome (22330203322).

The spelling of 11200103111 in words is "eleven billion, two hundred million, one hundred three thousand, one hundred eleven".