201340213321 has 12 divisors (see below), whose sum is σ = 225052170240. Its totient is φ = 179857257840.

The previous prime is 201340213313. The next prime is 201340213343. The reversal of 201340213321 is 123312043102.

It is not a de Polignac number, because 201340213321 - 2³ = 201340213313 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 201340213292 and 201340213301.

It is not an unprimeable number, because it can be changed into a prime (201340213381) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 19210281 + ... + 19220758.

It is an arithmetic number, because the mean of its divisors is an integer number (18754347520).

Almost surely, 2^201340213321 is an apocalyptic number.

It is an amenable number.

201340213321 is a deficient number, since it is larger than the sum of its proper divisors (23711956919).

201340213321 is a wasteful number, since it uses less digits than its factorization.

201340213321 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 38431096 (or 38431083 counting only the distinct ones).

The product of its (nonzero) digits is 864, while the sum is 22.

Adding to 201340213321 its reverse (123312043102), we get a palindrome (324652256423).

The spelling of 201340213321 in words is "two hundred one billion, three hundred forty million, two hundred thirteen thousand, three hundred twenty-one".