22423044323 has 4 divisors (see below), whose sum is σ = 22423432920. Its totient is φ = 22422655728.

The previous prime is 22423044299. The next prime is 22423044367. The reversal of 22423044323 is 32344032422.

It is a happy number.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-22423044323 is a prime.

It is a super-2 number, since 2×22423044323² (a number of 22 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (22423044023) 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 3 ways as a sum of consecutive naturals, for example, 88565 + ... + 229542.

It is an arithmetic number, because the mean of its divisors is an integer number (5605858230).

Almost surely, 2^22423044323 is an apocalyptic number.

22423044323 is a deficient number, since it is larger than the sum of its proper divisors (388597).

22423044323 is an equidigital number, since it uses as much as digits as its factorization.

22423044323 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 388596.

The product of its (nonzero) digits is 27648, while the sum is 29.

Adding to 22423044323 its reverse (32344032422), we get a palindrome (54767076745).

The spelling of 22423044323 in words is "twenty-two billion, four hundred twenty-three million, forty-four thousand, three hundred twenty-three".