212202206 has 8 divisors (see below), whose sum is σ = 318676440. Its totient is φ = 105976728.

The previous prime is 212202191. The next prime is 212202229. The reversal of 212202206 is 602202212.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

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, 60041 + ... + 63476.

It is an arithmetic number, because the mean of its divisors is an integer number (39834555).

Almost surely, 2^212202206 is an apocalyptic number.

212202206 is a deficient number, since it is larger than the sum of its proper divisors (106474234).

212202206 is a wasteful number, since it uses less digits than its factorization.

212202206 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 124378.

The product of its (nonzero) digits is 192, while the sum is 17.

The square root of 212202206 is about 14567.1619061504. The cubic root of 212202206 is about 596.4627110335.

Adding to 212202206 its reverse (602202212), we get a palindrome (814404418).

The spelling of 212202206 in words is "two hundred twelve million, two hundred two thousand, two hundred six".