22020110312 has 8 divisors (see below), whose sum is σ = 41287706850. Its totient is φ = 11010055152.

The previous prime is 22020110297. The next prime is 22020110341. The reversal of 22020110312 is 21301102022.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 15235952356 + 6784157956 = 123434^2 + 82366^2 .

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 (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1376256887 + ... + 1376256902.

Almost surely, 2^22020110312 is an apocalyptic number.

It is an amenable number.

22020110312 is a deficient number, since it is larger than the sum of its proper divisors (19267596538).

22020110312 is a wasteful number, since it uses less digits than its factorization.

22020110312 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2752513795 (or 2752513791 counting only the distinct ones).

The product of its (nonzero) digits is 48, while the sum is 14.

Adding to 22020110312 its reverse (21301102022), we get a palindrome (43321212334).

The spelling of 22020110312 in words is "twenty-two billion, twenty million, one hundred ten thousand, three hundred twelve".