11321101012321 has 4 divisors (see below), whose sum is σ = 11343788590000. Its totient is φ = 11298413434644.

The previous prime is 11321101012271. The next prime is 11321101012327. The reversal of 11321101012321 is 12321010112311.

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.

It is a cyclic number.

It is not a de Polignac number, because 11321101012321 - 2⁹ = 11321101011809 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11321101012327) 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, 11343788091 + ... + 11343789088.

It is an arithmetic number, because the mean of its divisors is an integer number (2835947147500).

Almost surely, 2^{11321101012321} is an apocalyptic number.

It is an amenable number.

11321101012321 is a deficient number, since it is larger than the sum of its proper divisors (22687577679).

11321101012321 is an equidigital number, since it uses as much as digits as its factorization.

11321101012321 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22687577678.

The product of its (nonzero) digits is 72, while the sum is 19.

Adding to 11321101012321 its reverse (12321010112311), we get a palindrome (23642111124632).

The spelling of 11321101012321 in words is "eleven trillion, three hundred twenty-one billion, one hundred one million, twelve thousand, three hundred twenty-one".