3003021020 has 12 divisors (see below), whose sum is σ = 6306344184. Its totient is φ = 1201208400.

The previous prime is 3003021017. The next prime is 3003021023. The reversal of 3003021020 is 201203003.

It is an interprime number because it is at equal distance from previous prime (3003021017) and next prime (3003021023).

It is a junction number, because it is equal to n+sod(n) for n = 3003020992 and 3003021010.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3003021023) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 75075506 + ... + 75075545.

It is an arithmetic number, because the mean of its divisors is an integer number (525528682).

Almost surely, 2^3003021020 is an apocalyptic number.

It is an amenable number.

3003021020 is an abundant number, since it is smaller than the sum of its proper divisors (3303323164).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

3003021020 is a wasteful number, since it uses less digits than its factorization.

3003021020 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 150151060 (or 150151058 counting only the distinct ones).

The product of its (nonzero) digits is 36, while the sum is 11.

The square root of 3003021020 is about 54799.8268245439. The cubic root of 3003021020 is about 1442.7335262056.

Adding to 3003021020 its reverse (201203003), we get a palindrome (3204224023).

The spelling of 3003021020 in words is "three billion, three million, twenty-one thousand, twenty".