22212403232 has 24 divisors (see below), whose sum is σ = 43764940800. Its totient is φ = 11097497664.

The previous prime is 22212403211. The next prime is 22212403271. The reversal of 22212403232 is 23230421222.

It is a junction number, because it is equal to n+sod(n) for n = 22212403198 and 22212403207.

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, 230432 + ... + 312287.

It is an arithmetic number, because the mean of its divisors is an integer number (1823539200).

Almost surely, 2^22212403232 is an apocalyptic number.

It is an amenable number.

22212403232 is a deficient number, since it is larger than the sum of its proper divisors (21552537568).

22212403232 is a wasteful number, since it uses less digits than its factorization.

22212403232 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 544008 (or 544000 counting only the distinct ones).

The product of its (nonzero) digits is 2304, while the sum is 23.

Adding to 22212403232 its reverse (23230421222), we get a palindrome (45442824454).

The spelling of 22212403232 in words is "twenty-two billion, two hundred twelve million, four hundred three thousand, two hundred thirty-two".