22224023412 has 12 divisors (see below), whose sum is σ = 51856054656. Its totient is φ = 7408007800.

The previous prime is 22224023389. The next prime is 22224023429. The reversal of 22224023412 is 21432042222.

It is a tau number, because it is divible by the number of its divisors (12).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 926000964 + ... + 926000987.

It is an arithmetic number, because the mean of its divisors is an integer number (4321337888).

Almost surely, 2^22224023412 is an apocalyptic number.

It is an amenable number.

22224023412 is an abundant number, since it is smaller than the sum of its proper divisors (29632031244).

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

22224023412 is a wasteful number, since it uses less digits than its factorization.

22224023412 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1852001958 (or 1852001956 counting only the distinct ones).

The product of its (nonzero) digits is 3072, while the sum is 24.

Adding to 22224023412 its reverse (21432042222), we get a palindrome (43656065634).

The spelling of 22224023412 in words is "twenty-two billion, two hundred twenty-four million, twenty-three thousand, four hundred twelve".