22224203432 has 8 divisors (see below), whose sum is σ = 41670381450. Its totient is φ = 11112101712.

The previous prime is 22224203413. The next prime is 22224203467. The reversal of 22224203432 is 23430242222.

It can be written as a sum of positive squares in only one way, i.e., 20697425956 + 1526777476 = 143866^2 + 39074^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1389012707 + ... + 1389012722.

Almost surely, 2^22224203432 is an apocalyptic number.

It is an amenable number.

22224203432 is a deficient number, since it is larger than the sum of its proper divisors (19446178018).

22224203432 is a wasteful number, since it uses less digits than its factorization.

22224203432 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2778025435 (or 2778025431 counting only the distinct ones).

The product of its (nonzero) digits is 9216, while the sum is 26.

Adding to 22224203432 its reverse (23430242222), we get a palindrome (45654445654).

The spelling of 22224203432 in words is "twenty-two billion, two hundred twenty-four million, two hundred three thousand, four hundred thirty-two".