201233133252 has 72 divisors (see below), whose sum is σ = 511286615840. Its totient is φ = 66733269120.

The previous prime is 201233133239. The next prime is 201233133253. The reversal of 201233133252 is 252331332102.

It is a happy number.

201233133252 is a `hidden beast` number, since 2 + 0 + 1 + 2 + 331 + 3 + 325 + 2 = 666.

It is not an unprimeable number, because it can be changed into a prime (201233133253) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 31542999 + ... + 31549377.

Almost surely, 2^201233133252 is an apocalyptic number.

It is an amenable number.

201233133252 is an abundant number, since it is smaller than the sum of its proper divisors (310053482588).

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

201233133252 is a wasteful number, since it uses less digits than its factorization.

201233133252 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10753 (or 10748 counting only the distinct ones).

The product of its (nonzero) digits is 6480, while the sum is 27.

Adding to 201233133252 its reverse (252331332102), we get a palindrome (453564465354).

The spelling of 201233133252 in words is "two hundred one billion, two hundred thirty-three million, one hundred thirty-three thousand, two hundred fifty-two".