12043421124 has 48 divisors (see below), whose sum is σ = 32400025728. Its totient is φ = 3410523648.

The previous prime is 12043421119. The next prime is 12043421147. The reversal of 12043421124 is 42112434021.

It is a super-3 number, since 3×12043421124³ (a number of 31 digits) contains 333 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 12043421094 and 12043421103.

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, 624907 + ... + 643890.

It is an arithmetic number, because the mean of its divisors is an integer number (675000536).

Almost surely, 2^12043421124 is an apocalyptic number.

12043421124 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

It is an amenable number.

12043421124 is an abundant number, since it is smaller than the sum of its proper divisors (20356604604).

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

12043421124 is a wasteful number, since it uses less digits than its factorization.

12043421124 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1268924 (or 1268922 counting only the distinct ones).

The product of its (nonzero) digits is 1536, while the sum is 24.

Adding to 12043421124 its reverse (42112434021), we get a palindrome (54155855145).

The spelling of 12043421124 in words is "twelve billion, forty-three million, four hundred twenty-one thousand, one hundred twenty-four".