3020310020209 has 4 divisors (see below), whose sum is σ = 3020314950900. Its totient is φ = 3020305089520.

The previous prime is 3020310020207. The next prime is 3020310020249. The reversal of 3020310020209 is 9020200130203.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 2263535295025 + 756774725184 = 1504505^2 + 869928^2 .

It is a cyclic number.

It is not a de Polignac number, because 3020310020209 - 2¹ = 3020310020207 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 3020310020209.

It is not an unprimeable number, because it can be changed into a prime (3020310020207) 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, 1390234 + ... + 2823715.

It is an arithmetic number, because the mean of its divisors is an integer number (755078737725).

Almost surely, 2^{3020310020209} is an apocalyptic number.

It is an amenable number.

3020310020209 is a deficient number, since it is larger than the sum of its proper divisors (4930691).

3020310020209 is an equidigital number, since it uses as much as digits as its factorization.

3020310020209 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4930690.

The product of its (nonzero) digits is 648, while the sum is 22.

The spelling of 3020310020209 in words is "three trillion, twenty billion, three hundred ten million, twenty thousand, two hundred nine".