201330132 has 24 divisors (see below), whose sum is σ = 490195776. Its totient is φ = 64192128.

The previous prime is 201330127. The next prime is 201330139. The reversal of 201330132 is 231033102.

It is a super-2 number, since 2×201330132² = 81067644102274848, which contains 22 as substring.

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 polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 364453 + ... + 365004.

It is an arithmetic number, because the mean of its divisors is an integer number (20424824).

Almost surely, 2^201330132 is an apocalyptic number.

It is an amenable number.

201330132 is an abundant number, since it is smaller than the sum of its proper divisors (288865644).

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

201330132 is a wasteful number, since it uses less digits than its factorization.

201330132 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 729487 (or 729485 counting only the distinct ones).

The product of its (nonzero) digits is 108, while the sum is 15.

The square root of 201330132 is about 14189.0849599261. The cubic root of 201330132 is about 586.0971273346.

Adding to 201330132 its reverse (231033102), we get a palindrome (432363234).

The spelling of 201330132 in words is "two hundred one million, three hundred thirty thousand, one hundred thirty-two".