11200443241321 has 4 divisors (see below), whose sum is σ = 11200451738112. Its totient is φ = 11200434744532.

The previous prime is 11200443241313. The next prime is 11200443241343. The reversal of 11200443241321 is 12314234400211.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also a brilliant number, because the two primes have the same length.

It is a cyclic number.

It is not a de Polignac number, because 11200443241321 - 2³ = 11200443241313 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 11200443241321.

It is not an unprimeable number, because it can be changed into a prime (11200443242321) 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, 1801225 + ... + 5064118.

It is an arithmetic number, because the mean of its divisors is an integer number (2800112934528).

Almost surely, 2^{11200443241321} is an apocalyptic number.

It is an amenable number.

11200443241321 is a deficient number, since it is larger than the sum of its proper divisors (8496791).

11200443241321 is an equidigital number, since it uses as much as digits as its factorization.

11200443241321 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8496790.

The product of its (nonzero) digits is 4608, while the sum is 28.

Adding to 11200443241321 its reverse (12314234400211), we get a palindrome (23514677641532).

The spelling of 11200443241321 in words is "eleven trillion, two hundred billion, four hundred forty-three million, two hundred forty-one thousand, three hundred twenty-one".