22320423044 has 12 divisors (see below), whose sum is σ = 39067425600. Its totient is φ = 11158301448.

The previous prime is 22320423043. The next prime is 22320423089. The reversal of 22320423044 is 44032402322.

It is a happy number.

It is a super-3 number, since 3×22320423044³ (a number of 32 digits) contains 333 as substring.

It is not an unprimeable number, because it can be changed into a prime (22320423043) 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, 451064 + ... + 498095.

It is an arithmetic number, because the mean of its divisors is an integer number (3255618800).

Almost surely, 2^22320423044 is an apocalyptic number.

It is an amenable number.

22320423044 is a deficient number, since it is larger than the sum of its proper divisors (16747002556).

22320423044 is a wasteful number, since it uses less digits than its factorization.

22320423044 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 955042 (or 955040 counting only the distinct ones).

The product of its (nonzero) digits is 9216, while the sum is 26.

Adding to 22320423044 its reverse (44032402322), we get a palindrome (66352825366).

The spelling of 22320423044 in words is "twenty-two billion, three hundred twenty million, four hundred twenty-three thousand, forty-four".