11013241321 has 4 divisors (see below), whose sum is σ = 11018758212. Its totient is φ = 11007724432.

The previous prime is 11013241307. The next prime is 11013241333. The reversal of 11013241321 is 12314231011.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 5566801321 + 5446440000 = 74611^2 + 73800^2 .

It is a cyclic number.

It is not a de Polignac number, because 11013241321 - 2¹⁹ = 11012717033 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11013241391) 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, 2755450 + ... + 2759443.

It is an arithmetic number, because the mean of its divisors is an integer number (2754689553).

Almost surely, 2^11013241321 is an apocalyptic number.

It is an amenable number.

11013241321 is a deficient number, since it is larger than the sum of its proper divisors (5516891).

11013241321 is an equidigital number, since it uses as much as digits as its factorization.

11013241321 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5516890.

The product of its (nonzero) digits is 144, while the sum is 19.

Adding to 11013241321 its reverse (12314231011), we get a palindrome (23327472332).

The spelling of 11013241321 in words is "eleven billion, thirteen million, two hundred forty-one thousand, three hundred twenty-one".