11023221323 has 4 divisors (see below), whose sum is σ = 11047133328. Its totient is φ = 10999309320.

The previous prime is 11023221301. The next prime is 11023221347. The reversal of 11023221323 is 32312232011.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 11023221323 - 2⁶ = 11023221259 is a prime.

It is a super-2 number, since 2×11023221323² (a number of 21 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 11023221295 and 11023221304.

It is not an unprimeable number, because it can be changed into a prime (11023221353) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 11955311 + ... + 11956232.

It is an arithmetic number, because the mean of its divisors is an integer number (2761783332).

Almost surely, 2^11023221323 is an apocalyptic number.

11023221323 is a deficient number, since it is larger than the sum of its proper divisors (23912005).

11023221323 is an equidigital number, since it uses as much as digits as its factorization.

11023221323 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23912004.

The product of its (nonzero) digits is 432, while the sum is 20.

Adding to 11023221323 its reverse (32312232011), we get a palindrome (43335453334).

The spelling of 11023221323 in words is "eleven billion, twenty-three million, two hundred twenty-one thousand, three hundred twenty-three".