12343242120 has 64 divisors (see below), whose sum is σ = 40396069440. Its totient is φ = 2992300800.

The previous prime is 12343242101. The next prime is 12343242179. The reversal of 12343242120 is 2124234321.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (24).

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4674151 + ... + 4676790.

It is an arithmetic number, because the mean of its divisors is an integer number (631188585).

Almost surely, 2^12343242120 is an apocalyptic number.

12343242120 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

12343242120 is an abundant number, since it is smaller than the sum of its proper divisors (28052827320).

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

12343242120 is a wasteful number, since it uses less digits than its factorization.

12343242120 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9350966 (or 9350962 counting only the distinct ones).

The product of its (nonzero) digits is 2304, while the sum is 24.

Adding to 12343242120 its reverse (2124234321), we get a palindrome (14467476441).

The spelling of 12343242120 in words is "twelve billion, three hundred forty-three million, two hundred forty-two thousand, one hundred twenty".