22230344212 has 24 divisors (see below), whose sum is σ = 39021836000. Its totient is φ = 11081296800.

The previous prime is 22230344203. The next prime is 22230344237. The reversal of 22230344212 is 21244303222.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2092498 + ... + 2103094.

Almost surely, 2^22230344212 is an apocalyptic number.

It is an amenable number.

22230344212 is a deficient number, since it is larger than the sum of its proper divisors (16791491788).

22230344212 is a wasteful number, since it uses less digits than its factorization.

22230344212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12151 (or 12149 counting only the distinct ones).

The product of its (nonzero) digits is 4608, while the sum is 25.

Adding to 22230344212 its reverse (21244303222), we get a palindrome (43474647434).

The spelling of 22230344212 in words is "twenty-two billion, two hundred thirty million, three hundred forty-four thousand, two hundred twelve".