201004311 has 16 divisors (see below), whose sum is σ = 284688864. Its totient is φ = 125712384.

The previous prime is 201004283. The next prime is 201004339. The reversal of 201004311 is 113400102.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (201004283) and next prime (201004339).

It is not a de Polignac number, because 201004311 - 2⁶ = 201004247 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (201004351) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 9951 + ... + 22383.

It is an arithmetic number, because the mean of its divisors is an integer number (17793054).

Almost surely, 2^201004311 is an apocalyptic number.

201004311 is a deficient number, since it is larger than the sum of its proper divisors (83684553).

201004311 is a wasteful number, since it uses less digits than its factorization.

201004311 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12770.

The product of its (nonzero) digits is 24, while the sum is 12.

The square root of 201004311 is about 14177.5989151901. The cubic root of 201004311 is about 585.7807881007.

Adding to 201004311 its reverse (113400102), we get a palindrome (314404413).

The spelling of 201004311 in words is "two hundred one million, four thousand, three hundred eleven".