212234212 has 12 divisors (see below), whose sum is σ = 372251376. Its totient is φ = 105876680.

The previous prime is 212234177. The next prime is 212234219. The reversal of 212234212 is 212432212.

It is a self number, because there is not a number n which added to its sum of digits gives 212234212.

It is not an unprimeable number, because it can be changed into a prime (212234219) 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, 58114 + ... + 61657.

It is an arithmetic number, because the mean of its divisors is an integer number (31020948).

Almost surely, 2^212234212 is an apocalyptic number.

It is an amenable number.

212234212 is a deficient number, since it is larger than the sum of its proper divisors (160017164).

212234212 is a wasteful number, since it uses less digits than its factorization.

212234212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 120218 (or 120216 counting only the distinct ones).

The product of its digits is 384, while the sum is 19.

The square root of 212234212 is about 14568.2604314997. The cubic root of 212234212 is about 596.4926972531.

Adding to 212234212 its reverse (212432212), we get a palindrome (424666424).

The spelling of 212234212 in words is "two hundred twelve million, two hundred thirty-four thousand, two hundred twelve".