201012632 has 8 divisors (see below), whose sum is σ = 376898700. Its totient is φ = 100506312.

The previous prime is 201012619. The next prime is 201012653. The reversal of 201012632 is 236210102.

It is a tau number, because it is divible by the number of its divisors (8).

It is a self number, because there is not a number n which added to its sum of digits gives 201012632.

It is a congruent number.

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 as a sum of consecutive naturals, namely, 12563282 + ... + 12563297.

Almost surely, 2^201012632 is an apocalyptic number.

It is an amenable number.

201012632 is a deficient number, since it is larger than the sum of its proper divisors (175886068).

201012632 is a wasteful number, since it uses less digits than its factorization.

201012632 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25126585 (or 25126581 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 17.

The square root of 201012632 is about 14177.8923680496. The cubic root of 201012632 is about 585.7888712021.

Adding to 201012632 its reverse (236210102), we get a palindrome (437222734).

The spelling of 201012632 in words is "two hundred one million, twelve thousand, six hundred thirty-two".