1003100011103 has 4 divisors (see below), whose sum is σ = 1046713055088. Its totient is φ = 959486967120.

The previous prime is 1003100011099. The next prime is 1003100011117. The reversal of 1003100011103 is 3011100013001.

It is a happy number.

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 1003100011103 - 2² = 1003100011099 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 (1003100011003) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 21806521958 + ... + 21806522003.

It is an arithmetic number, because the mean of its divisors is an integer number (261678263772).

Almost surely, 2^{1003100011103} is an apocalyptic number.

1003100011103 is a deficient number, since it is larger than the sum of its proper divisors (43613043985).

1003100011103 is an equidigital number, since it uses as much as digits as its factorization.

1003100011103 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 43613043984.

The product of its (nonzero) digits is 9, while the sum is 11.

Adding to 1003100011103 its reverse (3011100013001), we get a palindrome (4014200024104).

The spelling of 1003100011103 in words is "one trillion, three billion, one hundred million, eleven thousand, one hundred three".