323201120321 has 4 divisors (see below), whose sum is σ = 333626962944. Its totient is φ = 312775277700.

The previous prime is 323201120309. The next prime is 323201120327. The reversal of 323201120321 is 123021102323.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-323201120321 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 323201120293 and 323201120302.

It is not an unprimeable number, because it can be changed into a prime (323201120327) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5212921265 + ... + 5212921326.

It is an arithmetic number, because the mean of its divisors is an integer number (83406740736).

Almost surely, 2^323201120321 is an apocalyptic number.

323201120321 is a gapful number since it is divisible by the number (31) formed by its first and last digit.

It is an amenable number.

323201120321 is a deficient number, since it is larger than the sum of its proper divisors (10425842623).

323201120321 is a wasteful number, since it uses less digits than its factorization.

323201120321 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10425842622.

The product of its (nonzero) digits is 432, while the sum is 20.

Adding to 323201120321 its reverse (123021102323), we get a palindrome (446222222644).

The spelling of 323201120321 in words is "three hundred twenty-three billion, two hundred one million, one hundred twenty thousand, three hundred twenty-one".