12003234240 has 224 divisors, whose sum is σ = 38814451200. Its totient is φ = 3142250496.

The previous prime is 12003234233. The next prime is 12003234247. The reversal of 12003234240 is 4243230021.

It is an interprime number because it is at equal distance from previous prime (12003234233) and next prime (12003234247).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12003234247) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 15855942 + ... + 15856698.

It is an arithmetic number, because the mean of its divisors is an integer number (173278800).

Almost surely, 2^12003234240 is an apocalyptic number.

12003234240 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 12003234240, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (19407225600).

12003234240 is an abundant number, since it is smaller than the sum of its proper divisors (26811216960).

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

12003234240 is a wasteful number, since it uses less digits than its factorization.

12003234240 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1059 (or 1049 counting only the distinct ones).

The product of its (nonzero) digits is 1152, while the sum is 21.

Adding to 12003234240 its reverse (4243230021), we get a palindrome (16246464261).

The spelling of 12003234240 in words is "twelve billion, three million, two hundred thirty-four thousand, two hundred forty".