212010222 has 32 divisors (see below), whose sum is σ = 437760000. Its totient is φ = 68400288.

The previous prime is 212010217. The next prime is 212010233. The reversal of 212010222 is 222010212.

212010222 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a junction number, because it is equal to n+sod(n) for n = 212010198 and 212010207.

It is a congruent number.

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 in 15 ways as a sum of consecutive naturals, for example, 41779 + ... + 46577.

It is an arithmetic number, because the mean of its divisors is an integer number (13680000).

Almost surely, 2^212010222 is an apocalyptic number.

212010222 is an abundant number, since it is smaller than the sum of its proper divisors (225749778).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

212010222 is a wasteful number, since it uses less digits than its factorization.

212010222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5040.

The product of its (nonzero) digits is 32, while the sum is 12.

The square root of 212010222 is about 14560.5707992510. The cubic root of 212010222 is about 596.2827791182.

Adding to 212010222 its reverse (222010212), we get a palindrome (434020434).

The spelling of 212010222 in words is "two hundred twelve million, ten thousand, two hundred twenty-two".