201000201000003 has 20 divisors (see below), whose sum is σ = 309945351764928. Its totient is φ = 129677549030640.

The previous prime is 201000200999987. The next prime is 201000201000059. The reversal of 201000201000003 is 300000102000102.

It is a happy number.

It is not a de Polignac number, because 201000201000003 - 2⁴ = 201000200999987 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (9).

It is not an unprimeable number, because it can be changed into a prime (201000201000103) by changing a digit.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 40023932376 + ... + 40023937397.

Almost surely, 2^{201000201000003} is an apocalyptic number.

201000201000003 is a deficient number, since it is larger than the sum of its proper divisors (108945150764925).

201000201000003 is an equidigital number, since it uses as much as digits as its factorization.

201000201000003 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 80047869816 (or 80047869807 counting only the distinct ones).

The product of its (nonzero) digits is 12, while the sum is 9.

Adding to 201000201000003 its reverse (300000102000102), we get a palindrome (501000303000105).

The spelling of 201000201000003 in words is "two hundred one trillion, two hundred one million, three", and thus it is an aban number.