3420121304 has 8 divisors (see below), whose sum is σ = 6412727460. Its totient is φ = 1710060648.

The previous prime is 3420121297. The next prime is 3420121339. The reversal of 3420121304 is 4031210243.

It is a tau number, because it is divible by the number of its divisors (8).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 213757574 + ... + 213757589.

Almost surely, 2^3420121304 is an apocalyptic number.

It is an amenable number.

3420121304 is a deficient number, since it is larger than the sum of its proper divisors (2992606156).

3420121304 is a wasteful number, since it uses less digits than its factorization.

3420121304 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 427515169 (or 427515165 counting only the distinct ones).

The product of its (nonzero) digits is 576, while the sum is 20.

The square root of 3420121304 is about 58481.8031869743. The cubic root of 3420121304 is about 1506.6550673483.

Adding to 3420121304 its reverse (4031210243), we get a palindrome (7451331547).

The spelling of 3420121304 in words is "three billion, four hundred twenty million, one hundred twenty-one thousand, three hundred four".