12022010212 has 12 divisors (see below), whose sum is σ = 21089959660. Its totient is φ = 5996307456.

The previous prime is 12022010159. The next prime is 12022010213. The reversal of 12022010212 is 21201022021.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 9082852416 + 2939157796 = 95304^2 + 54214^2 .

It is a junction number, because it is equal to n+sod(n) for n = 12022010192 and 12022010201.

It is not an unprimeable number, because it can be changed into a prime (12022010213) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3672573 + ... + 3675844.

Almost surely, 2^12022010212 is an apocalyptic number.

It is an amenable number.

12022010212 is a deficient number, since it is larger than the sum of its proper divisors (9067949448).

12022010212 is a wasteful number, since it uses less digits than its factorization.

12022010212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7348830 (or 7348828 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 13.

Adding to 12022010212 its reverse (21201022021), we get a palindrome (33223032233).

The spelling of 12022010212 in words is "twelve billion, twenty-two million, ten thousand, two hundred twelve".