201330135 has 24 divisors (see below), whose sum is σ = 358406880. Its totient is φ = 104473152.

The previous prime is 201330127. The next prime is 201330139. The reversal of 201330135 is 531033102.

201330135 is a `hidden beast` number, since 201 + 330 + 135 = 666.

It is not a de Polignac number, because 201330135 - 2³ = 201330127 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (201330139) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 58795 + ... + 62124.

It is an arithmetic number, because the mean of its divisors is an integer number (14933620).

Almost surely, 2^201330135 is an apocalyptic number.

201330135 is a deficient number, since it is larger than the sum of its proper divisors (157076745).

201330135 is a wasteful number, since it uses less digits than its factorization.

201330135 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 120967 (or 120964 counting only the distinct ones).

The product of its (nonzero) digits is 270, while the sum is 18.

The square root of 201330135 is about 14189.0850656411. The cubic root of 201330135 is about 586.0971302458.

Adding to 201330135 its reverse (531033102), we get a palindrome (732363237).

The spelling of 201330135 in words is "two hundred one million, three hundred thirty thousand, one hundred thirty-five".