2011304203113 has 16 divisors (see below), whose sum is σ = 2800767614976. Its totient is φ = 1281456435600.

The previous prime is 2011304203087. The next prime is 2011304203141. The reversal of 2011304203113 is 3113024031102.

It is not a de Polignac number, because 2011304203113 - 2²⁰ = 2011303154537 is a prime.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 2011304203113.

It is not an unprimeable number, because it can be changed into a prime (2011304203213) 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 15 ways as a sum of consecutive naturals, for example, 12583195 + ... + 12742032.

It is an arithmetic number, because the mean of its divisors is an integer number (175047975936).

Almost surely, 2^{2011304203113} is an apocalyptic number.

2011304203113 is a gapful number since it is divisible by the number (23) formed by its first and last digit.

It is an amenable number.

2011304203113 is a deficient number, since it is larger than the sum of its proper divisors (789463411863).

2011304203113 is a wasteful number, since it uses less digits than its factorization.

2011304203113 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25326404.

The product of its (nonzero) digits is 432, while the sum is 21.

Adding to 2011304203113 its reverse (3113024031102), we get a palindrome (5124328234215).

The spelling of 2011304203113 in words is "two trillion, eleven billion, three hundred four million, two hundred three thousand, one hundred thirteen".