12031323110000 has 50 divisors (see below), whose sum is σ = 29129036405832. Its totient is φ = 4812529240000.

The previous prime is 12031323109987. The next prime is 12031323110021. The reversal of 12031323110000 is 1132313021.

It is a tau number, because it is divible by the number of its divisors (50).

It is a congruent number.

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 9 ways as a sum of consecutive naturals, for example, 601556156 + ... + 601576155.

Almost surely, 2^{12031323110000} is an apocalyptic number.

12031323110000 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

12031323110000 is an abundant number, since it is smaller than the sum of its proper divisors (17097713295832).

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

12031323110000 is an equidigital number, since it uses as much as digits as its factorization.

12031323110000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1203132339 (or 1203132318 counting only the distinct ones).

The product of its (nonzero) digits is 108, while the sum is 17.

Adding to 12031323110000 its reverse (1132313021), we get a palindrome (12032455423021).

The spelling of 12031323110000 in words is "twelve trillion, thirty-one billion, three hundred twenty-three million, one hundred ten thousand".