201332001 has 32 divisors (see below), whose sum is σ = 296472960. Its totient is φ = 120766464.

The previous prime is 201331997. The next prime is 201332057. The reversal of 201332001 is 100233102.

It is a happy number.

It is not a de Polignac number, because 201332001 - 2² = 201331997 is a prime.

It is not an unprimeable number, because it can be changed into a prime (201332401) by changing a digit.

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 31 ways as a sum of consecutive naturals, for example, 531030 + ... + 531408.

It is an arithmetic number, because the mean of its divisors is an integer number (9264780).

Almost surely, 2^201332001 is an apocalyptic number.

It is an amenable number.

201332001 is a deficient number, since it is larger than the sum of its proper divisors (95140959).

201332001 is a wasteful number, since it uses less digits than its factorization.

201332001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 705.

The product of its (nonzero) digits is 36, while the sum is 12.

The square root of 201332001 is about 14189.1508202570. The cubic root of 201332001 is about 586.0989409597.

Adding to 201332001 its reverse (100233102), we get a palindrome (301565103).

The spelling of 201332001 in words is "two hundred one million, three hundred thirty-two thousand, one".