12501323320000 has 140 divisors (see below), whose sum is σ = 32822704153800. Its totient is φ = 4706380288000.

The previous prime is 12501323319931. The next prime is 12501323320019. The reversal of 12501323320000 is 2332310521.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 8512150 + ... + 9872149.

Almost surely, 2^{12501323320000} is an apocalyptic number.

12501323320000 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

12501323320000 is an abundant number, since it is smaller than the sum of its proper divisors (20321380833800).

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

12501323320000 is an equidigital number, since it uses as much as digits as its factorization.

12501323320000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18384348 (or 18384323 counting only the distinct ones).

The product of its (nonzero) digits is 1080, while the sum is 22.

Adding to 12501323320000 its reverse (2332310521), we get a palindrome (12503655630521).

The spelling of 12501323320000 in words is "twelve trillion, five hundred one billion, three hundred twenty-three million, three hundred twenty thousand".