23221000323 has 16 divisors (see below), whose sum is σ = 34404163200. Its totient is φ = 15479460360.

The previous prime is 23221000291. The next prime is 23221000367. The reversal of 23221000323 is 32300012232.

It is a happy number.

It is not a de Polignac number, because 23221000323 - 2⁵ = 23221000291 is a prime.

It is a super-2 number, since 2×23221000323² (a number of 22 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 23221000296 and 23221000305.

It is not an unprimeable number, because it can be changed into a prime (23221000393) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 441988 + ... + 491726.

It is an arithmetic number, because the mean of its divisors is an integer number (2150260200).

Almost surely, 2^23221000323 is an apocalyptic number.

23221000323 is a deficient number, since it is larger than the sum of its proper divisors (11183162877).

23221000323 is a wasteful number, since it uses less digits than its factorization.

23221000323 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 67039 (or 67033 counting only the distinct ones).

The product of its (nonzero) digits is 432, while the sum is 18.

Adding to 23221000323 its reverse (32300012232), we get a palindrome (55521012555).

The spelling of 23221000323 in words is "twenty-three billion, two hundred twenty-one million, three hundred twenty-three", and thus it is an aban number.