11111111200103 has 8 divisors (see below), whose sum is σ = 11183097370368. Its totient is φ = 11039171613624.

The previous prime is 11111111200069. The next prime is 11111111200181. The reversal of 11111111200103 is 30100211111111.

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

It is a cyclic number.

It is not a de Polignac number, because 11111111200103 - 2⁶ = 11111111200039 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 (11111111200193) 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, 11167301 + ... + 12121502.

It is an arithmetic number, because the mean of its divisors is an integer number (1397887171296).

Almost surely, 2^{11111111200103} is an apocalyptic number.

11111111200103 is a deficient number, since it is larger than the sum of its proper divisors (71986170265).

11111111200103 is a wasteful number, since it uses less digits than its factorization.

11111111200103 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23291893.

The product of its (nonzero) digits is 6, while the sum is 14.

Adding to 11111111200103 its reverse (30100211111111), we get a palindrome (41211322311214).

The spelling of 11111111200103 in words is "eleven trillion, one hundred eleven billion, one hundred eleven million, two hundred thousand, one hundred three".