201001232001 has 8 divisors (see below), whose sum is σ = 271012897440. Its totient is φ = 132495193952.

The previous prime is 201001231999. The next prime is 201001232017. The reversal of 201001232001 is 100232100102.

201001232001 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 201001232001 - 2¹ = 201001231999 is a prime.

It is not an unprimeable number, because it can be changed into a prime (201001232501) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 376406535 + ... + 376407068.

It is an arithmetic number, because the mean of its divisors is an integer number (33876612180).

Almost surely, 2^201001232001 is an apocalyptic number.

It is an amenable number.

201001232001 is a deficient number, since it is larger than the sum of its proper divisors (70011665439).

201001232001 is an equidigital number, since it uses as much as digits as its factorization.

201001232001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 752813695.

The product of its (nonzero) digits is 24, while the sum is 12.

Adding to 201001232001 its reverse (100232100102), we get a palindrome (301233332103).

The spelling of 201001232001 in words is "two hundred one billion, one million, two hundred thirty-two thousand, one".