12343224012 has 48 divisors (see below), whose sum is σ = 33071308032. Its totient is φ = 3509916480.

The previous prime is 12343223993. The next prime is 12343224031. The reversal of 12343224012 is 21042234321.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (12343223993) and next prime (12343224031).

It is a super-2 number, since 2×12343224012² (a number of 21 digits) contains 22 as substring.

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, 330483 + ... + 365930.

It is an arithmetic number, because the mean of its divisors is an integer number (688985584).

Almost surely, 2^12343224012 is an apocalyptic number.

12343224012 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

12343224012 is an abundant number, since it is smaller than the sum of its proper divisors (20728084020).

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

12343224012 is a wasteful number, since it uses less digits than its factorization.

12343224012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 696638 (or 696636 counting only the distinct ones).

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

Adding to 12343224012 its reverse (21042234321), we get a palindrome (33385458333).

The spelling of 12343224012 in words is "twelve billion, three hundred forty-three million, two hundred twenty-four thousand, twelve".