211111200103 has 8 divisors (see below), whose sum is σ = 217928328320. Its totient is φ = 204294515040.

The previous prime is 211111200043. The next prime is 211111200121. The reversal of 211111200103 is 301002111112.

It is a happy number.

211111200103 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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-211111200103 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (211111200133) 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 7 ways as a sum of consecutive naturals, for example, 1050853 + ... + 1235521.

It is an arithmetic number, because the mean of its divisors is an integer number (27241041040).

Almost surely, 2^211111200103 is an apocalyptic number.

211111200103 is a deficient number, since it is larger than the sum of its proper divisors (6817128217).

211111200103 is a wasteful number, since it uses less digits than its factorization.

211111200103 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 221577.

The product of its (nonzero) digits is 12, while the sum is 13.

Adding to 211111200103 its reverse (301002111112), we get a palindrome (512113311215).

The spelling of 211111200103 in words is "two hundred eleven billion, one hundred eleven million, two hundred thousand, one hundred three".