12034313024520 has 128 divisors (see below), whose sum is σ = 36418509895680. Its totient is φ = 3181153248000.

The previous prime is 12034313024497. The next prime is 12034313024527. The reversal of 12034313024520 is 2542031343021.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is not an unprimeable number, because it can be changed into a prime (12034313024527) 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, 13900755 + ... + 14741085.

It is an arithmetic number, because the mean of its divisors is an integer number (284519608560).

Almost surely, 2^{12034313024520} is an apocalyptic number.

12034313024520 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 12034313024520, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (18209254947840).

12034313024520 is an abundant number, since it is smaller than the sum of its proper divisors (24384196871160).

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

12034313024520 is a wasteful number, since it uses less digits than its factorization.

12034313024520 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 841387 (or 841383 counting only the distinct ones).

The product of its (nonzero) digits is 17280, while the sum is 30.

Adding to 12034313024520 its reverse (2542031343021), we get a palindrome (14576344367541).

The spelling of 12034313024520 in words is "twelve trillion, thirty-four billion, three hundred thirteen million, twenty-four thousand, five hundred twenty".