12343034220 has 192 divisors, whose sum is σ = 40061952000. Its totient is φ = 2807965440.

The previous prime is 12343034141. The next prime is 12343034233. The reversal of 12343034220 is 2243034321.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 1337181 + ... + 1346379.

It is an arithmetic number, because the mean of its divisors is an integer number (208656000).

Almost surely, 2^12343034220 is an apocalyptic number.

12343034220 is a gapful number since it is divisible by the number (10) 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 12343034220, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (20030976000).

12343034220 is an abundant number, since it is smaller than the sum of its proper divisors (27718917780).

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

12343034220 is a wasteful number, since it uses less digits than its factorization.

12343034220 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9348 (or 9346 counting only the distinct ones).

The product of its (nonzero) digits is 3456, while the sum is 24.

Adding to 12343034220 its reverse (2243034321), we get a palindrome (14586068541).

The spelling of 12343034220 in words is "twelve billion, three hundred forty-three million, thirty-four thousand, two hundred twenty".