22520230232 has 16 divisors (see below), whose sum is σ = 42382407600. Its totient is φ = 11218254880.

The previous prime is 22520230231. The next prime is 22520230237. The reversal of 22520230232 is 23203202522.

It is a junction number, because it is equal to n+sod(n) for n = 22520230198 and 22520230207.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22520230231) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5230244 + ... + 5234547.

It is an arithmetic number, because the mean of its divisors is an integer number (2648900475).

Almost surely, 2^22520230232 is an apocalyptic number.

It is an amenable number.

22520230232 is a deficient number, since it is larger than the sum of its proper divisors (19862177368).

22520230232 is a wasteful number, since it uses less digits than its factorization.

22520230232 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10465066 (or 10465062 counting only the distinct ones).

The product of its (nonzero) digits is 2880, while the sum is 23.

Adding to 22520230232 its reverse (23203202522), we get a palindrome (45723432754).

The spelling of 22520230232 in words is "twenty-two billion, five hundred twenty million, two hundred thirty thousand, two hundred thirty-two".