12205104204 has 24 divisors (see below), whose sum is σ = 28486559920. Its totient is φ = 4067227584.

The previous prime is 12205104173. The next prime is 12205104221. The reversal of 12205104204 is 40240150221.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 97399 + ... + 184110.

Almost surely, 2^12205104204 is an apocalyptic number.

It is an amenable number.

12205104204 is an abundant number, since it is smaller than the sum of its proper divisors (16281455716).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

12205104204 is a wasteful number, since it uses less digits than its factorization.

12205104204 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 285129 (or 285127 counting only the distinct ones).

The product of its (nonzero) digits is 640, while the sum is 21.

Adding to 12205104204 its reverse (40240150221), we get a palindrome (52445254425).

The spelling of 12205104204 in words is "twelve billion, two hundred five million, one hundred four thousand, two hundred four".