11001003011103 has 8 divisors (see below), whose sum is σ = 16763433159808. Its totient is φ = 6286287434904.

The previous prime is 11001003011083. The next prime is 11001003011129. The reversal of 11001003011103 is 30111030010011.

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

It is not a de Polignac number, because 11001003011103 - 2⁶ = 11001003011039 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 (11001003011183) 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, 261928643101 + ... + 261928643142.

It is an arithmetic number, because the mean of its divisors is an integer number (2095429144976).

Almost surely, 2^{11001003011103} is an apocalyptic number.

11001003011103 is a deficient number, since it is larger than the sum of its proper divisors (5762430148705).

11001003011103 is an equidigital number, since it uses as much as digits as its factorization.

11001003011103 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 523857286253.

The product of its (nonzero) digits is 9, while the sum is 12.

Adding to 11001003011103 its reverse (30111030010011), we get a palindrome (41112033021114).

The spelling of 11001003011103 in words is "eleven trillion, one billion, three million, eleven thousand, one hundred three".