323421100221 has 8 divisors (see below), whose sum is σ = 431232808864. Its totient is φ = 215611729200.

The previous prime is 323421100207. The next prime is 323421100309. The reversal of 323421100221 is 122001124323.

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

It is not a de Polignac number, because 323421100221 - 2⁶ = 323421100157 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (323421100621) 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, 231055 + ... + 836796.

It is an arithmetic number, because the mean of its divisors is an integer number (53904101108).

Almost surely, 2^323421100221 is an apocalyptic number.

It is an amenable number.

323421100221 is a deficient number, since it is larger than the sum of its proper divisors (107811708643).

323421100221 is a wasteful number, since it uses less digits than its factorization.

323421100221 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1168811.

The product of its (nonzero) digits is 576, while the sum is 21.

Adding to 323421100221 its reverse (122001124323), we get a palindrome (445422224544).

The spelling of 323421100221 in words is "three hundred twenty-three billion, four hundred twenty-one million, one hundred thousand, two hundred twenty-one".