12204220204 has 18 divisors (see below), whose sum is σ = 23475474092. Its totient is φ = 5547372600.

The previous prime is 12204220183. The next prime is 12204220261. The reversal of 12204220204 is 40202240221.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 12607182 + ... + 12608149.

Almost surely, 2^12204220204 is an apocalyptic number.

It is an amenable number.

12204220204 is a deficient number, since it is larger than the sum of its proper divisors (11271253888).

12204220204 is a wasteful number, since it uses less digits than its factorization.

12204220204 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25215357 (or 25215344 counting only the distinct ones).

The product of its (nonzero) digits is 512, while the sum is 19.

Adding to 12204220204 its reverse (40202240221), we get a palindrome (52406460425).

The spelling of 12204220204 in words is "twelve billion, two hundred four million, two hundred twenty thousand, two hundred four".