201331152 has 60 divisors (see below), whose sum is σ = 614674944. Its totient is φ = 61008960.

The previous prime is 201331139. The next prime is 201331177. The reversal of 201331152 is 251133102.

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

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 61968 + ... + 65135.

Almost surely, 2^201331152 is an apocalyptic number.

201331152 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

It is an amenable number.

201331152 is an abundant number, since it is smaller than the sum of its proper divisors (413343792).

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

201331152 is a wasteful number, since it uses less digits than its factorization.

201331152 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 127128 (or 127119 counting only the distinct ones).

The product of its (nonzero) digits is 180, while the sum is 18.

The square root of 201331152 is about 14189.1209030017. The cubic root of 201331152 is about 586.0981171154.

Adding to 201331152 its reverse (251133102), we get a palindrome (452464254).

The spelling of 201331152 in words is "two hundred one million, three hundred thirty-one thousand, one hundred fifty-two".