213200012 has 6 divisors (see below), whose sum is σ = 373100028. Its totient is φ = 106600004.

The previous prime is 213199999. The next prime is 213200021. The reversal of 213200012 is 210002312.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 213199966 and 213200002.

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 as a sum of consecutive naturals, namely, 26649998 + ... + 26650005.

It is an arithmetic number, because the mean of its divisors is an integer number (62183338).

Almost surely, 2^213200012 is an apocalyptic number.

It is an amenable number.

213200012 is a deficient number, since it is larger than the sum of its proper divisors (159900016).

213200012 is a wasteful number, since it uses less digits than its factorization.

213200012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 53300007 (or 53300005 counting only the distinct ones).

The product of its (nonzero) digits is 24, while the sum is 11.

The square root of 213200012 is about 14601.3702096755. The cubic root of 213200012 is about 597.3961346742.

Adding to 213200012 its reverse (210002312), we get a palindrome (423202324).

The spelling of 213200012 in words is "two hundred thirteen million, two hundred thousand, twelve".