11001100100103 has 12 divisors (see below), whose sum is σ = 15892390011888. Its totient is φ = 7333184230560.

The previous prime is 11001100100063. The next prime is 11001100100153. The reversal of 11001100100103 is 30100100110011.

It is not a de Polignac number, because 11001100100103 - 2¹⁶ = 11001100034567 is a prime.

It is a super-2 number, since 2×11001100100103² (a number of 27 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (9).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11001100100153) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 73462950 + ... + 73612547.

It is an arithmetic number, because the mean of its divisors is an integer number (1324365834324).

Almost surely, 2^{11001100100103} is an apocalyptic number.

11001100100103 is a deficient number, since it is larger than the sum of its proper divisors (4891289911785).

11001100100103 is a wasteful number, since it uses less digits than its factorization.

11001100100103 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 147083814 (or 147083811 counting only the distinct ones).

The product of its (nonzero) digits is 3, while the sum is 9.

Adding to 11001100100103 its reverse (30100100110011), we get a palindrome (41101200210114).

The spelling of 11001100100103 in words is "eleven trillion, one billion, one hundred million, one hundred thousand, one hundred three".