100001103 has 8 divisors (see below), whose sum is σ = 134133888. Its totient is φ = 66267864.

The previous prime is 100001087. The next prime is 100001107. The reversal of 100001103 is 301100001.

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

It is not a de Polignac number, because 100001103 - 2⁴ = 100001087 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 100001091 and 100001100.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (100001107) 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, 99301 + ... + 100302.

It is an arithmetic number, because the mean of its divisors is an integer number (16766736).

Almost surely, 2^100001103 is an apocalyptic number.

100001103 is a deficient number, since it is larger than the sum of its proper divisors (34132785).

100001103 is a wasteful number, since it uses less digits than its factorization.

100001103 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 199773.

The product of its (nonzero) digits is 3, while the sum is 6.

The square root of 100001103 is about 10000.0551498479. The cubic root of 100001103 is about 464.1605899125.

Adding to 100001103 its reverse (301100001), we get a palindrome (401101104).

The spelling of 100001103 in words is "one hundred million, one thousand, one hundred three".