22224242052 has 96 divisors (see below), whose sum is σ = 61262087040. Its totient is φ = 6943242240.

The previous prime is 22224241999. The next prime is 22224242081. The reversal of 22224242052 is 25024242222.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 417363 + ... + 467589.

It is an arithmetic number, because the mean of its divisors is an integer number (638146740).

Almost surely, 2^22224242052 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 22224242052, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (30631043520).

22224242052 is an abundant number, since it is smaller than the sum of its proper divisors (39037844988).

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

22224242052 is a wasteful number, since it uses less digits than its factorization.

22224242052 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 50498 (or 50490 counting only the distinct ones).

The product of its (nonzero) digits is 10240, while the sum is 27.

Adding to 22224242052 its reverse (25024242222), we get a palindrome (47248484274).

The spelling of 22224242052 in words is "twenty-two billion, two hundred twenty-four million, two hundred forty-two thousand, fifty-two".