327216011 has 4 divisors (see below), whose sum is σ = 333389952. Its totient is φ = 321042072.

The previous prime is 327215989. The next prime is 327216023. The reversal of 327216011 is 110612723.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 110612723 = 13 ⋅8508671.

It is a cyclic number.

It is not a de Polignac number, because 327216011 - 2²² = 323021707 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (327216061) 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, 3086891 + ... + 3086996.

It is an arithmetic number, because the mean of its divisors is an integer number (83347488).

Almost surely, 2^327216011 is an apocalyptic number.

327216011 is a deficient number, since it is larger than the sum of its proper divisors (6173941).

327216011 is an equidigital number, since it uses as much as digits as its factorization.

327216011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6173940.

The product of its (nonzero) digits is 504, while the sum is 23.

The square root of 327216011 is about 18089.1130517779. The cubic root of 327216011 is about 689.0935454098.

Adding to 327216011 its reverse (110612723), we get a palindrome (437828734).

The spelling of 327216011 in words is "three hundred twenty-seven million, two hundred sixteen thousand, eleven".