201315330 has 96 divisors (see below), whose sum is σ = 543095280. Its totient is φ = 51701760.

The previous prime is 201315307. The next prime is 201315347. The reversal of 201315330 is 33513102.

201315330 is a `hidden beast` number, since 2 + 0 + 131 + 533 + 0 = 666.

It can be written as a sum of positive squares in 8 ways, for example, as 1912689 + 199402641 = 1383^2 + 14121^2 .

It is a Harshad number since it is a multiple of its sum of digits (18).

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 328104 + ... + 328716.

Almost surely, 2^201315330 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 201315330, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (271547640).

201315330 is an abundant number, since it is smaller than the sum of its proper divisors (341779950).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

201315330 is a wasteful number, since it uses less digits than its factorization.

201315330 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 756 (or 753 counting only the distinct ones).

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

The square root of 201315330 is about 14188.5633522214. The cubic root of 201315330 is about 586.0827634932.

Adding to 201315330 its reverse (33513102), we get a palindrome (234828432).

The spelling of 201315330 in words is "two hundred one million, three hundred fifteen thousand, three hundred thirty".