210212012 has 12 divisors (see below), whose sum is σ = 375698400. Its totient is φ = 102869616.

The previous prime is 210212003. The next prime is 210212027.

It is a happy number.

210212012 is nontrivially palindromic in base 10.

It is a junction number, because it is equal to n+sod(n) for n = 210211984 and 210212002.

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 3 ways as a sum of consecutive naturals, for example, 558887 + ... + 559262.

It is an arithmetic number, because the mean of its divisors is an integer number (31308200).

Almost surely, 2^210212012 is an apocalyptic number.

It is an amenable number.

210212012 is a deficient number, since it is larger than the sum of its proper divisors (165486388).

210212012 is a wasteful number, since it uses less digits than its factorization.

210212012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1118200 (or 1118198 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 11.

The square root of 210212012 is about 14498.6900097905. The cubic root of 210212012 is about 594.5921570117.

Multiplying 210212012 by its sum of digits (11), we get a palindrome (2312332132).

The spelling of 210212012 in words is "two hundred ten million, two hundred twelve thousand, twelve".