12342242412 has 72 divisors (see below), whose sum is σ = 32319472640. Its totient is φ = 3967198560.

The previous prime is 12342242401. The next prime is 12342242453. The reversal of 12342242412 is 21424224321.

It is a happy number.

12342242412 is a `hidden beast` number, since 1 + 2 + 3 + 4 + 2 + 242 + 412 = 666.

It is a nude number because it is divisible by every one of its digits.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 296289 + ... + 335367.

Almost surely, 2^12342242412 is an apocalyptic number.

12342242412 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 12342242412, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (16159736320).

12342242412 is an abundant number, since it is smaller than the sum of its proper divisors (19977230228).

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

12342242412 is a wasteful number, since it uses less digits than its factorization.

12342242412 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 39403 (or 39398 counting only the distinct ones).

The product of its digits is 6144, while the sum is 27.

Adding to 12342242412 its reverse (21424224321), we get a palindrome (33766466733).

The spelling of 12342242412 in words is "twelve billion, three hundred forty-two million, two hundred forty-two thousand, four hundred twelve".