11003012013 has 32 divisors (see below), whose sum is σ = 16948189440. Its totient is φ = 6219417600.

The previous prime is 11003011993. The next prime is 11003012023. The reversal of 11003012013 is 31021030011.

It is not a de Polignac number, because 11003012013 - 2⁸ = 11003011757 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 11003012013.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11003012023) 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 31 ways as a sum of consecutive naturals, for example, 3470493 + ... + 3473661.

It is an arithmetic number, because the mean of its divisors is an integer number (529630920).

Almost surely, 2^11003012013 is an apocalyptic number.

It is an amenable number.

11003012013 is a deficient number, since it is larger than the sum of its proper divisors (5945177427).

11003012013 is a wasteful number, since it uses less digits than its factorization.

11003012013 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4917.

The product of its (nonzero) digits is 18, while the sum is 12.

Adding to 11003012013 its reverse (31021030011), we get a palindrome (42024042024).

The spelling of 11003012013 in words is "eleven billion, three million, twelve thousand, thirteen".