12010511213500 has 48 divisors (see below), whose sum is σ = 26231324202720. Its totient is φ = 4804137139200.

The previous prime is 12010511213497. The next prime is 12010511213563. The reversal of 12010511213500 is 531211501021.

It is a congruent number.

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, 51179431 + ... + 51413569.

It is an arithmetic number, because the mean of its divisors is an integer number (546485920890).

Almost surely, 2^{12010511213500} is an apocalyptic number.

12010511213500 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

12010511213500 is an abundant number, since it is smaller than the sum of its proper divisors (14220812989220).

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

12010511213500 is a wasteful number, since it uses less digits than its factorization.

12010511213500 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 336751 (or 336739 counting only the distinct ones).

The product of its (nonzero) digits is 300, while the sum is 22.

Adding to 12010511213500 its reverse (531211501021), we get a palindrome (12541722714521).

The spelling of 12010511213500 in words is "twelve trillion, ten billion, five hundred eleven million, two hundred thirteen thousand, five hundred".