201330311 has 8 divisors (see below), whose sum is σ = 247791264. Its totient is φ = 159294240.

The previous prime is 201330301. The next prime is 201330313. The reversal of 201330311 is 113033102.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 201330311 - 2²² = 197136007 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (201330313) 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, 1106120 + ... + 1106301.

It is an arithmetic number, because the mean of its divisors is an integer number (30973908).

Almost surely, 2^201330311 is an apocalyptic number.

201330311 is a deficient number, since it is larger than the sum of its proper divisors (46460953).

201330311 is a wasteful number, since it uses less digits than its factorization.

201330311 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2212441.

The product of its (nonzero) digits is 54, while the sum is 14.

The square root of 201330311 is about 14189.0912675900. The cubic root of 201330311 is about 586.0973010317.

Adding to 201330311 its reverse (113033102), we get a palindrome (314363413).

It can be divided in two parts, 20 and 1330311, that added together give a palindrome (1330331).

The spelling of 201330311 in words is "two hundred one million, three hundred thirty thousand, three hundred eleven".