2021304411 has 12 divisors (see below), whose sum is σ = 3336756592. Its totient is φ = 1155031056.

The previous prime is 2021304391. The next prime is 2021304421. The reversal of 2021304411 is 1144031202.

It is not a de Polignac number, because 2021304411 - 2⁷ = 2021304283 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2021304421) 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, 16042036 + ... + 16042161.

Almost surely, 2^2021304411 is an apocalyptic number.

2021304411 is a gapful number since it is divisible by the number (21) formed by its first and last digit.

2021304411 is a deficient number, since it is larger than the sum of its proper divisors (1315452181).

2021304411 is a wasteful number, since it uses less digits than its factorization.

2021304411 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 32084210 (or 32084207 counting only the distinct ones).

The product of its (nonzero) digits is 192, while the sum is 18.

The square root of 2021304411 is about 44958.9191484849. The cubic root of 2021304411 is about 1264.3789044836.

Adding to 2021304411 its reverse (1144031202), we get a palindrome (3165335613).

The spelling of 2021304411 in words is "two billion, twenty-one million, three hundred four thousand, four hundred eleven".