22210130312 has 8 divisors (see below), whose sum is σ = 41643994350. Its totient is φ = 11105065152.

The previous prime is 22210130311. The next prime is 22210130407. The reversal of 22210130312 is 21303101222.

It can be written as a sum of positive squares in only one way, i.e., 22181336356 + 28793956 = 148934^2 + 5366^2 .

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

It is not an unprimeable number, because it can be changed into a prime (22210130311) by changing a digit.

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, 1388133137 + ... + 1388133152.

Almost surely, 2^22210130312 is an apocalyptic number.

It is an amenable number.

22210130312 is a deficient number, since it is larger than the sum of its proper divisors (19433864038).

22210130312 is a wasteful number, since it uses less digits than its factorization.

22210130312 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2776266295 (or 2776266291 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 17.

Adding to 22210130312 its reverse (21303101222), we get a palindrome (43513231534).

The spelling of 22210130312 in words is "twenty-two billion, two hundred ten million, one hundred thirty thousand, three hundred twelve".