321332201 has 8 divisors (see below), whose sum is σ = 331478784. Its totient is φ = 311343120.

The previous prime is 321332189. The next prime is 321332251. The reversal of 321332201 is 102233123.

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 321332201 - 2¹⁴ = 321315817 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 321332201.

It is not an unprimeable number, because it can be changed into a prime (321332251) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 35225 + ... + 43398.

It is an arithmetic number, because the mean of its divisors is an integer number (41434848).

Almost surely, 2^321332201 is an apocalyptic number.

It is an amenable number.

321332201 is a deficient number, since it is larger than the sum of its proper divisors (10146583).

321332201 is an equidigital number, since it uses as much as digits as its factorization.

321332201 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 78751.

The product of its (nonzero) digits is 216, while the sum is 17.

The square root of 321332201 is about 17925.7412956898. The cubic root of 321332201 is about 684.9382443838.

Adding to 321332201 its reverse (102233123), we get a palindrome (423565324).

The spelling of 321332201 in words is "three hundred twenty-one million, three hundred thirty-two thousand, two hundred one".