3021020404 has 12 divisors (see below), whose sum is σ = 5287171428. Its totient is φ = 1510400000.

The previous prime is 3021020383. The next prime is 3021020423. The reversal of 3021020404 is 4040201203.

It can be written as a sum of positive squares in 2 ways, for example, as 2445500304 + 575520100 = 49452^2 + 23990^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 87654 + ... + 117154.

It is an arithmetic number, because the mean of its divisors is an integer number (440597619).

Almost surely, 2^3021020404 is an apocalyptic number.

It is an amenable number.

3021020404 is a deficient number, since it is larger than the sum of its proper divisors (2266151024).

3021020404 is a wasteful number, since it uses less digits than its factorization.

3021020404 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 55106 (or 55104 counting only the distinct ones).

The product of its (nonzero) digits is 192, while the sum is 16.

The square root of 3021020404 is about 54963.8099480012. The cubic root of 3021020404 is about 1445.6102520142.

Adding to 3021020404 its reverse (4040201203), we get a palindrome (7061221607).

The spelling of 3021020404 in words is "three billion, twenty-one million, twenty thousand, four hundred four".