22224125320 has 16 divisors (see below), whose sum is σ = 50004282060. Its totient is φ = 8889650112.

The previous prime is 22224125309. The next prime is 22224125323. The reversal of 22224125320 is 2352142222.

It can be written as a sum of positive squares in 2 ways, for example, as 21577847236 + 646278084 = 146894^2 + 25422^2 .

It is not an unprimeable number, because it can be changed into a prime (22224125323) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 277801527 + ... + 277801606.

Almost surely, 2^22224125320 is an apocalyptic number.

22224125320 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

22224125320 is an abundant number, since it is smaller than the sum of its proper divisors (27780156740).

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

22224125320 is a wasteful number, since it uses less digits than its factorization.

22224125320 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 555603144 (or 555603140 counting only the distinct ones).

The product of its (nonzero) digits is 3840, while the sum is 25.

Adding to 22224125320 its reverse (2352142222), we get a palindrome (24576267542).

The spelling of 22224125320 in words is "twenty-two billion, two hundred twenty-four million, one hundred twenty-five thousand, three hundred twenty".