212000106 has 16 divisors (see below), whose sum is σ = 432000864. Its totient is φ = 69333264.

The previous prime is 212000101. The next prime is 212000137. The reversal of 212000106 is 601000212.

It is a super-2 number, since 2×212000106² = 89888089888022472, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 212000091 and 212000100.

It is not an unprimeable number, because it can be changed into a prime (212000101) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 333016 + ... + 333651.

It is an arithmetic number, because the mean of its divisors is an integer number (27000054).

Almost surely, 2^212000106 is an apocalyptic number.

212000106 is an abundant number, since it is smaller than the sum of its proper divisors (220000758).

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

212000106 is a wasteful number, since it uses less digits than its factorization.

212000106 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 666725.

The product of its (nonzero) digits is 24, while the sum is 12.

The square root of 212000106 is about 14560.2234186155. The cubic root of 212000106 is about 596.2732951532.

Adding to 212000106 its reverse (601000212), we get a palindrome (813000318).

The spelling of 212000106 in words is "two hundred twelve million, one hundred six", and thus it is an aban number.