222020210212 has 24 divisors (see below), whose sum is σ = 391597872120. Its totient is φ = 110136042240.

The previous prime is 222020210207. The next prime is 222020210221. The reversal of 222020210212 is 212012020222.

222020210212 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 4 ways, for example, as 21760380196 + 200259830016 = 147514^2 + 447504^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 837714 + ... + 1070422.

It is an arithmetic number, because the mean of its divisors is an integer number (16316578005).

Almost surely, 2^222020210212 is an apocalyptic number.

It is an amenable number.

222020210212 is a deficient number, since it is larger than the sum of its proper divisors (169577661908).

222020210212 is a wasteful number, since it uses less digits than its factorization.

222020210212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 234591 (or 234589 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 16.

Adding to 222020210212 its reverse (212012020222), we get a palindrome (434032230434).

The spelling of 222020210212 in words is "two hundred twenty-two billion, twenty million, two hundred ten thousand, two hundred twelve".