201031232 has 28 divisors (see below), whose sum is σ = 400438620. Its totient is φ = 100133376.

The previous prime is 201031213. The next prime is 201031297. The reversal of 201031232 is 232130102.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 87310336 + 113720896 = 9344^2 + 10664^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 11378 + ... + 23054.

Almost surely, 2^201031232 is an apocalyptic number.

It is an amenable number.

201031232 is a deficient number, since it is larger than the sum of its proper divisors (199407388).

201031232 is a wasteful number, since it uses less digits than its factorization.

201031232 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11958 (or 11948 counting only the distinct ones).

The product of its (nonzero) digits is 72, while the sum is 14.

The square root of 201031232 is about 14178.5483036875. The cubic root of 201031232 is about 585.8069386188.

Adding to 201031232 its reverse (232130102), we get a palindrome (433161334).

The spelling of 201031232 in words is "two hundred one million, thirty-one thousand, two hundred thirty-two".