3002010021 has 12 divisors (see below), whose sum is σ = 4343946048. Its totient is φ = 1997781864.

The previous prime is 3002009999. The next prime is 3002010073. The reversal of 3002010021 is 1200102003.

It is a happy number.

It is not a de Polignac number, because 3002010021 - 2⁷ = 3002009893 is a prime.

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

It is a junction number, because it is equal to n+sod(n) for n = 3002009985 and 3002010012.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3002010421) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 291165 + ... + 301298.

It is an arithmetic number, because the mean of its divisors is an integer number (361995504).

Almost surely, 2^3002010021 is an apocalyptic number.

It is an amenable number.

3002010021 is a deficient number, since it is larger than the sum of its proper divisors (1341936027).

3002010021 is a wasteful number, since it uses less digits than its factorization.

3002010021 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 593032 (or 593029 counting only the distinct ones).

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

The square root of 3002010021 is about 54790.6015754527. The cubic root of 3002010021 is about 1442.5716041658.

Adding to 3002010021 its reverse (1200102003), we get a palindrome (4202112024).

The spelling of 3002010021 in words is "three billion, two million, ten thousand, twenty-one".