12204243342 has 48 divisors (see below), whose sum is σ = 26618941440. Its totient is φ = 4041003600.

The previous prime is 12204243329. The next prime is 12204243349. The reversal of 12204243342 is 24334240221.

12204243342 is a `hidden beast` number, since 1 + 220 + 4 + 2 + 433 + 4 + 2 = 666.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12204243349) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 2882367 + ... + 2886597.

It is an arithmetic number, because the mean of its divisors is an integer number (554561280).

Almost surely, 2^12204243342 is an apocalyptic number.

12204243342 is an abundant number, since it is smaller than the sum of its proper divisors (14414698098).

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

12204243342 is a wasteful number, since it uses less digits than its factorization.

12204243342 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5269 (or 5266 counting only the distinct ones).

The product of its (nonzero) digits is 9216, while the sum is 27.

Adding to 12204243342 its reverse (24334240221), we get a palindrome (36538483563).

The spelling of 12204243342 in words is "twelve billion, two hundred four million, two hundred forty-three thousand, three hundred forty-two".