12340430204 has 24 divisors (see below), whose sum is σ = 22545415200. Its totient is φ = 5902787520.

The previous prime is 12340430173. The next prime is 12340430227. The reversal of 12340430204 is 40203404321.

It is a self number, because there is not a number n which added to its sum of digits gives 12340430204.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 475352 + ... + 500639.

It is an arithmetic number, because the mean of its divisors is an integer number (939392300).

Almost surely, 2^12340430204 is an apocalyptic number.

It is an amenable number.

12340430204 is a deficient number, since it is larger than the sum of its proper divisors (10204984996).

12340430204 is a wasteful number, since it uses less digits than its factorization.

12340430204 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 976133 (or 976131 counting only the distinct ones).

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

Adding to 12340430204 its reverse (40203404321), we get a palindrome (52543834525).

The spelling of 12340430204 in words is "twelve billion, three hundred forty million, four hundred thirty thousand, two hundred four".