22000310212 has 12 divisors (see below), whose sum is σ = 39439580796. Its totient is φ = 10731858560.

The previous prime is 22000310191. The next prime is 22000310251. The reversal of 22000310212 is 21201300022.

It can be written as a sum of positive squares in 2 ways, for example, as 1346596416 + 20653713796 = 36696^2 + 143714^2 .

It is a junction number, because it is equal to n+sod(n) for n = 22000310192 and 22000310201.

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 in 3 ways as a sum of consecutive naturals, for example, 67073953 + ... + 67074280.

It is an arithmetic number, because the mean of its divisors is an integer number (3286631733).

Almost surely, 2^22000310212 is an apocalyptic number.

It is an amenable number.

22000310212 is a deficient number, since it is larger than the sum of its proper divisors (17439270584).

22000310212 is a wasteful number, since it uses less digits than its factorization.

22000310212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 134148278 (or 134148276 counting only the distinct ones).

The product of its (nonzero) digits is 48, while the sum is 13.

Adding to 22000310212 its reverse (21201300022), we get a palindrome (43201610234).

The spelling of 22000310212 in words is "twenty-two billion, three hundred ten thousand, two hundred twelve".