100001011103 has 4 divisors (see below), whose sum is σ = 114286869840. Its totient is φ = 85715152368.

The previous prime is 100001011093. The next prime is 100001011129. The reversal of 100001011103 is 301110100001.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 100001011103 - 2⁶ = 100001011039 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 (100001011133) 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 3 ways as a sum of consecutive naturals, for example, 7142929358 + ... + 7142929371.

It is an arithmetic number, because the mean of its divisors is an integer number (28571717460).

Almost surely, 2^100001011103 is an apocalyptic number.

100001011103 is a deficient number, since it is larger than the sum of its proper divisors (14285858737).

100001011103 is an equidigital number, since it uses as much as digits as its factorization.

100001011103 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14285858736.

The product of its (nonzero) digits is 3, while the sum is 8.

Adding to 100001011103 its reverse (301110100001), we get a palindrome (401111111104).

The spelling of 100001011103 in words is "one hundred billion, one million, eleven thousand, one hundred three".