22255222024 has 32 divisors (see below), whose sum is σ = 47695317120. Its totient is φ = 9536841216.

The previous prime is 22255222007. The next prime is 22255222037. The reversal of 22255222024 is 42022255222.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (28).

It is a junction number, because it is equal to n+sod(n) for n = 22255221983 and 22255222001.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 619992 + ... + 654904.

It is an arithmetic number, because the mean of its divisors is an integer number (1490478660).

Almost surely, 2^22255222024 is an apocalyptic number.

It is an amenable number.

22255222024 is an abundant number, since it is smaller than the sum of its proper divisors (25440095096).

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

22255222024 is a wasteful number, since it uses less digits than its factorization.

22255222024 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 46309 (or 46305 counting only the distinct ones).

The product of its (nonzero) digits is 12800, while the sum is 28.

Adding to 22255222024 its reverse (42022255222), we get a palindrome (64277477246).

The spelling of 22255222024 in words is "twenty-two billion, two hundred fifty-five million, two hundred twenty-two thousand, twenty-four".