212320333 has 8 divisors (see below), whose sum is σ = 221112576. Its totient is φ = 203649600.

The previous prime is 212320331. The next prime is 212320343. The reversal of 212320333 is 333023212.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 212320333 - 2¹ = 212320331 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 212320333.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (212320331) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 26803 + ... + 33808.

It is an arithmetic number, because the mean of its divisors is an integer number (27639072).

Almost surely, 2^212320333 is an apocalyptic number.

It is an amenable number.

212320333 is a deficient number, since it is larger than the sum of its proper divisors (8792243).

212320333 is a wasteful number, since it uses less digits than its factorization.

212320333 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 60755.

The product of its (nonzero) digits is 648, while the sum is 19.

The square root of 212320333 is about 14571.2159067114. The cubic root of 212320333 is about 596.5733685081.

Adding to 212320333 its reverse (333023212), we get a palindrome (545343545).

The spelling of 212320333 in words is "two hundred twelve million, three hundred twenty thousand, three hundred thirty-three".