320200212 has 24 divisors (see below), whose sum is σ = 751312800. Its totient is φ = 106136416.

The previous prime is 320200187. The next prime is 320200247. The reversal of 320200212 is 212002023.

It is a Harshad number since it is a multiple of its sum of digits (12).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 72387 + ... + 76682.

It is an arithmetic number, because the mean of its divisors is an integer number (31304700).

Almost surely, 2^320200212 is an apocalyptic number.

It is an amenable number.

320200212 is an abundant number, since it is smaller than the sum of its proper divisors (431112588).

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

320200212 is a wasteful number, since it uses less digits than its factorization.

320200212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 149255 (or 149253 counting only the distinct ones).

The product of its (nonzero) digits is 48, while the sum is 12.

The square root of 320200212 is about 17894.1390404791. The cubic root of 320200212 is about 684.1329979744.

Adding to 320200212 its reverse (212002023), we get a palindrome (532202235).

The spelling of 320200212 in words is "three hundred twenty million, two hundred thousand, two hundred twelve".