323201303112221 has 16 divisors (see below), whose sum is σ = 336615206753280. Its totient is φ = 309974738492160.

The previous prime is 323201303112169. The next prime is 323201303112251. The reversal of 323201303112221 is 122211303102323.

It is a cyclic number.

It is not a de Polignac number, because 323201303112221 - 2⁴² = 318803256601117 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 (323201303112251) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 28273895 + ... + 38023883.

It is an arithmetic number, because the mean of its divisors is an integer number (21038450422080).

Almost surely, 2^{323201303112221} is an apocalyptic number.

323201303112221 is a gapful number since it is divisible by the number (31) formed by its first and last digit.

It is an amenable number.

323201303112221 is a deficient number, since it is larger than the sum of its proper divisors (13413903641059).

323201303112221 is a wasteful number, since it uses less digits than its factorization.

323201303112221 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9759596.

The product of its (nonzero) digits is 2592, while the sum is 26.

Adding to 323201303112221 its reverse (122211303102323), we get a palindrome (445412606214544).

The spelling of 323201303112221 in words is "three hundred twenty-three trillion, two hundred one billion, three hundred three million, one hundred twelve thousand, two hundred twenty-one".