201202001 has 64 divisors (see below), whose sum is σ = 290304000. Its totient is φ = 134265600.

The previous prime is 201201989. The next prime is 201202003. The reversal of 201202001 is 100202102.

It is a de Polignac number, because none of the positive numbers 2^k-201202001 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 201202001.

It is not an unprimeable number, because it can be changed into a prime (201202003) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 1350275 + ... + 1350423.

It is an arithmetic number, because the mean of its divisors is an integer number (4536000).

Almost surely, 2^201202001 is an apocalyptic number.

It is an amenable number.

201202001 is a deficient number, since it is larger than the sum of its proper divisors (89101999).

201202001 is a wasteful number, since it uses less digits than its factorization.

201202001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 270.

The product of its (nonzero) digits is 8, while the sum is 8.

The square root of 201202001 is about 14184.5691157680. The cubic root of 201202001 is about 585.9727658409.

Adding to 201202001 its reverse (100202102), we get a palindrome (301404103).

It can be divided in two parts, 201 and 202001, that added together give a palindrome (202202).

The spelling of 201202001 in words is "two hundred one million, two hundred two thousand, one".