12204354412 has 24 divisors (see below), whose sum is σ = 22091955200. Its totient is φ = 5893177680.

The previous prime is 12204354397. The next prime is 12204354413. The reversal of 12204354412 is 21445340221.

It is a super-2 number, since 2×12204354412² (a number of 21 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (12204354413) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 40662 + ... + 161437.

Almost surely, 2^12204354412 is an apocalyptic number.

It is an amenable number.

12204354412 is a deficient number, since it is larger than the sum of its proper divisors (9887600788).

12204354412 is a wasteful number, since it uses less digits than its factorization.

12204354412 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 202621 (or 202619 counting only the distinct ones).

The product of its (nonzero) digits is 7680, while the sum is 28.

Adding to 12204354412 its reverse (21445340221), we get a palindrome (33649694633).

The spelling of 12204354412 in words is "twelve billion, two hundred four million, three hundred fifty-four thousand, four hundred twelve".