11042331005 has 4 divisors (see below), whose sum is σ = 13250797212. Its totient is φ = 8833864800.

The previous prime is 11042330987. The next prime is 11042331007. The reversal of 11042331005 is 50013324011.

11042331005 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 7819157476 + 3223173529 = 88426^2 + 56773^2 .

It is a de Polignac number, because none of the positive numbers 2^k-11042331005 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11042331007) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1104233096 + ... + 1104233105.

It is an arithmetic number, because the mean of its divisors is an integer number (3312699303).

Almost surely, 2^11042331005 is an apocalyptic number.

It is an amenable number.

11042331005 is a deficient number, since it is larger than the sum of its proper divisors (2208466207).

11042331005 is an equidigital number, since it uses as much as digits as its factorization.

11042331005 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2208466206.

The product of its (nonzero) digits is 360, while the sum is 20.

Adding to 11042331005 its reverse (50013324011), we get a palindrome (61055655016).

The spelling of 11042331005 in words is "eleven billion, forty-two million, three hundred thirty-one thousand, five".