12031002324440 has 32 divisors (see below), whose sum is σ = 29530642070160. Its totient is φ = 4374909936000.

The previous prime is 12031002324437. The next prime is 12031002324443. The reversal of 12031002324440 is 4442320013021.

It is an interprime number because it is at equal distance from previous prime (12031002324437) and next prime (12031002324443).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12031002324443) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 13671593111 + ... + 13671593990.

Almost surely, 2^{12031002324440} is an apocalyptic number.

12031002324440 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

12031002324440 is an abundant number, since it is smaller than the sum of its proper divisors (17499639745720).

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

12031002324440 is a wasteful number, since it uses less digits than its factorization.

12031002324440 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 27343187123 (or 27343187119 counting only the distinct ones).

The product of its (nonzero) digits is 4608, while the sum is 26.

Adding to 12031002324440 its reverse (4442320013021), we get a palindrome (16473322337461).

The spelling of 12031002324440 in words is "twelve trillion, thirty-one billion, two million, three hundred twenty-four thousand, four hundred forty".