212116006 has 8 divisors (see below), whose sum is σ = 318483360. Its totient is φ = 105954888.

The previous prime is 212115997. The next prime is 212116013. The reversal of 212116006 is 600611212.

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

It is a super-3 number, since 3×212116006³ (a number of 26 digits) contains 333 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 48961 + ... + 53116.

It is an arithmetic number, because the mean of its divisors is an integer number (39810420).

Almost surely, 2^212116006 is an apocalyptic number.

212116006 is a deficient number, since it is larger than the sum of its proper divisors (106367354).

212116006 is a wasteful number, since it uses less digits than its factorization.

212116006 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 103118.

The product of its (nonzero) digits is 144, while the sum is 19.

The square root of 212116006 is about 14564.2028961423. The cubic root of 212116006 is about 596.3819357986.

Adding to 212116006 its reverse (600611212), we get a palindrome (812727218).

The spelling of 212116006 in words is "two hundred twelve million, one hundred sixteen thousand, six".