11320321304401 has 4 divisors (see below), whose sum is σ = 11320329025600. Its totient is φ = 11320313583204.

The previous prime is 11320321304389. The next prime is 11320321304447. The reversal of 11320321304401 is 10440312302311.

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 a de Polignac number, because none of the positive numbers 2^k-11320321304401 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11320321307401) 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, 909381 + ... + 4844338.

It is an arithmetic number, because the mean of its divisors is an integer number (2830082256400).

Almost surely, 2^{11320321304401} is an apocalyptic number.

It is an amenable number.

11320321304401 is a deficient number, since it is larger than the sum of its proper divisors (7721199).

11320321304401 is an equidigital number, since it uses as much as digits as its factorization.

11320321304401 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7721198.

The product of its (nonzero) digits is 1728, while the sum is 25.

Adding to 11320321304401 its reverse (10440312302311), we get a palindrome (21760633606712).

The spelling of 11320321304401 in words is "eleven trillion, three hundred twenty billion, three hundred twenty-one million, three hundred four thousand, four hundred one".