2013003511303 has 4 divisors (see below), whose sum is σ = 2013319679680. Its totient is φ = 2012687342928.

The previous prime is 2013003511291. The next prime is 2013003511361. The reversal of 2013003511303 is 3031153003102.

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 2013003511303 - 2¹³ = 2013003503111 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 (2013003514303) 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, 158074638 + ... + 158087371.

It is an arithmetic number, because the mean of its divisors is an integer number (503329919920).

Almost surely, 2^{2013003511303} is an apocalyptic number.

2013003511303 is a deficient number, since it is larger than the sum of its proper divisors (316168377).

2013003511303 is an equidigital number, since it uses as much as digits as its factorization.

2013003511303 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 316168376.

The product of its (nonzero) digits is 810, while the sum is 22.

Adding to 2013003511303 its reverse (3031153003102), we get a palindrome (5044156514405).

The spelling of 2013003511303 in words is "two trillion, thirteen billion, three million, five hundred eleven thousand, three hundred three".