3002003001 has 6 divisors (see below), whose sum is σ = 4336226570. Its totient is φ = 2001335328.

The previous prime is 3002002981. The next prime is 3002003003. The reversal of 3002003001 is 1003002003.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 2881112976 + 120890025 = 53676^2 + 10995^2 .

It is not a de Polignac number, because 3002003001 - 2⁶ = 3002002937 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (9), and also a Moran number because the ratio is a prime number: 333555889 = 3002003001 / (3 + 0 + 0 + 2 + 0 + 0 + 3 + 0 + 0 + 1).

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (3002003003) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 166777936 + ... + 166777953.

Almost surely, 2^3002003001 is an apocalyptic number.

It is an amenable number.

3002003001 is a deficient number, since it is larger than the sum of its proper divisors (1334223569).

3002003001 is a wasteful number, since it uses less digits than its factorization.

3002003001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 333555895 (or 333555892 counting only the distinct ones).

The product of its (nonzero) digits is 18, while the sum is 9.

The square root of 3002003001 is about 54790.5375133334. The cubic root of 3002003001 is about 1442.5704797124.

Adding to 3002003001 its reverse (1003002003), we get a palindrome (4005005004).

The spelling of 3002003001 in words is "three billion, two million, three thousand, one".