11323303021 has 8 divisors (see below), whose sum is σ = 11343275424. Its totient is φ = 11303347440.

The previous prime is 11323303007. The next prime is 11323303037. The reversal of 11323303021 is 12030332311.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 11323303021 - 2⁵ = 11323302989 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 11323303021.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11323303091) 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 7 ways as a sum of consecutive naturals, for example, 2448091 + ... + 2452711.

It is an arithmetic number, because the mean of its divisors is an integer number (1417909428).

Almost surely, 2^11323303021 is an apocalyptic number.

It is an amenable number.

11323303021 is a deficient number, since it is larger than the sum of its proper divisors (19972403).

11323303021 is an equidigital number, since it uses as much as digits as its factorization.

11323303021 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8411.

The product of its (nonzero) digits is 324, while the sum is 19.

Adding to 11323303021 its reverse (12030332311), we get a palindrome (23353635332).

The spelling of 11323303021 in words is "eleven billion, three hundred twenty-three million, three hundred three thousand, twenty-one".