320213201 has 8 divisors (see below), whose sum is σ = 399226944. Its totient is φ = 249516720.

The previous prime is 320213197. The next prime is 320213261. The reversal of 320213201 is 102312023.

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 320213201 - 2² = 320213197 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (320213261) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2079230 + ... + 2079383.

It is an arithmetic number, because the mean of its divisors is an integer number (49903368).

Almost surely, 2^320213201 is an apocalyptic number.

It is an amenable number.

320213201 is a deficient number, since it is larger than the sum of its proper divisors (79013743).

320213201 is a wasteful number, since it uses less digits than its factorization.

320213201 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4158631.

The product of its (nonzero) digits is 72, while the sum is 14.

The square root of 320213201 is about 17894.5019768643. The cubic root of 320213201 is about 684.1422485235.

Adding to 320213201 its reverse (102312023), we get a palindrome (422525224).

The spelling of 320213201 in words is "three hundred twenty million, two hundred thirteen thousand, two hundred one".