11321360205 has 16 divisors (see below), whose sum is σ = 19179716544. Its totient is φ = 5682878720.

The previous prime is 11321360201. The next prime is 11321360243. The reversal of 11321360205 is 50206312311.

It is not a de Polignac number, because 11321360205 - 2² = 11321360201 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11321360201) 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, 22198491 + ... + 22199000.

It is an arithmetic number, because the mean of its divisors is an integer number (1198732284).

Almost surely, 2^11321360205 is an apocalyptic number.

11321360205 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

11321360205 is a deficient number, since it is larger than the sum of its proper divisors (7858356339).

11321360205 is a wasteful number, since it uses less digits than its factorization.

11321360205 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 44397516.

The product of its (nonzero) digits is 1080, while the sum is 24.

Adding to 11321360205 its reverse (50206312311), we get a palindrome (61527672516).

The spelling of 11321360205 in words is "eleven billion, three hundred twenty-one million, three hundred sixty thousand, two hundred five".