22123030324 has 24 divisors (see below), whose sum is σ = 39106496520. Its totient is φ = 10950296064.

The previous prime is 22123030289. The next prime is 22123030327. The reversal of 22123030324 is 42303032122.

It can be written as a sum of positive squares in 4 ways, for example, as 4332272400 + 17790757924 = 65820^2 + 133382^2 .

It is a junction number, because it is equal to n+sod(n) for n = 22123030295 and 22123030304.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22123030327) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 92632 + ... + 229840.

It is an arithmetic number, because the mean of its divisors is an integer number (1629437355).

Almost surely, 2^22123030324 is an apocalyptic number.

It is an amenable number.

22123030324 is a deficient number, since it is larger than the sum of its proper divisors (16983466196).

22123030324 is a wasteful number, since it uses less digits than its factorization.

22123030324 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 137619 (or 137617 counting only the distinct ones).

The product of its (nonzero) digits is 1728, while the sum is 22.

Adding to 22123030324 its reverse (42303032122), we get a palindrome (64426062446).

The spelling of 22123030324 in words is "twenty-two billion, one hundred twenty-three million, thirty thousand, three hundred twenty-four".