1020304430204 has 12 divisors (see below), whose sum is σ = 1790648895000. Its totient is φ = 508690460208.

The previous prime is 1020304430191. The next prime is 1020304430239. The reversal of 1020304430204 is 4020344030201.

It is a super-2 number, since 2×1020304430204² (a number of 25 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 1020304430204.

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, 365437154 + ... + 365439945.

It is an arithmetic number, because the mean of its divisors is an integer number (149220741250).

Almost surely, 2^{1020304430204} is an apocalyptic number.

It is an amenable number.

1020304430204 is a deficient number, since it is larger than the sum of its proper divisors (770344464796).

1020304430204 is a wasteful number, since it uses less digits than its factorization.

1020304430204 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 730877452 (or 730877450 counting only the distinct ones).

The product of its (nonzero) digits is 2304, while the sum is 23.

Adding to 1020304430204 its reverse (4020344030201), we get a palindrome (5040648460405).

The spelling of 1020304430204 in words is "one trillion, twenty billion, three hundred four million, four hundred thirty thousand, two hundred four".