201311332321 has 8 divisors (see below), whose sum is σ = 219996979488. Its totient is φ = 182689788000.

The previous prime is 201311332319. The next prime is 201311332333. The reversal of 201311332321 is 123233113102.

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 201311332321 - 2¹ = 201311332319 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 201311332292 and 201311332301.

It is not an unprimeable number, because it can be changed into a prime (201311332351) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 16019140 + ... + 16031701.

It is an arithmetic number, because the mean of its divisors is an integer number (27499622436).

Almost surely, 2^201311332321 is an apocalyptic number.

It is an amenable number.

201311332321 is a deficient number, since it is larger than the sum of its proper divisors (18685647167).

201311332321 is a wasteful number, since it uses less digits than its factorization.

201311332321 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 32051423.

The product of its (nonzero) digits is 648, while the sum is 22.

Adding to 201311332321 its reverse (123233113102), we get a palindrome (324544445423).

The spelling of 201311332321 in words is "two hundred one billion, three hundred eleven million, three hundred thirty-two thousand, three hundred twenty-one".