22123013244 has 48 divisors (see below), whose sum is σ = 51903196800. Its totient is φ = 7333986240.

The previous prime is 22123013239. The next prime is 22123013267. The reversal of 22123013244 is 44231032122.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4932627 + ... + 4937109.

It is an arithmetic number, because the mean of its divisors is an integer number (1081316600).

Almost surely, 2^22123013244 is an apocalyptic number.

It is an amenable number.

22123013244 is an abundant number, since it is smaller than the sum of its proper divisors (29780183556).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

22123013244 is a wasteful number, since it uses less digits than its factorization.

22123013244 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6650 (or 6648 counting only the distinct ones).

The product of its (nonzero) digits is 2304, while the sum is 24.

Adding to 22123013244 its reverse (44231032122), we get a palindrome (66354045366).

The spelling of 22123013244 in words is "twenty-two billion, one hundred twenty-three million, thirteen thousand, two hundred forty-four".