201340232321 has 8 divisors (see below), whose sum is σ = 201613964160. Its totient is φ = 201066582528.

The previous prime is 201340232281. The next prime is 201340232333. The reversal of 201340232321 is 123232043102.

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 201340232321 - 2⁶ = 201340232257 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 (201340232341) 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, 6105740 + ... + 6138626.

It is an arithmetic number, because the mean of its divisors is an integer number (25201745520).

Almost surely, 2^201340232321 is an apocalyptic number.

It is an amenable number.

201340232321 is a deficient number, since it is larger than the sum of its proper divisors (273731839).

201340232321 is an equidigital number, since it uses as much as digits as its factorization.

201340232321 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 41023.

The product of its (nonzero) digits is 1728, while the sum is 23.

Adding to 201340232321 its reverse (123232043102), we get a palindrome (324572275423).

The spelling of 201340232321 in words is "two hundred one billion, three hundred forty million, two hundred thirty-two thousand, three hundred twenty-one".