12331112021200 has 120 divisors (see below), whose sum is σ = 34018175147840. Its totient is φ = 4207772620800.

The previous prime is 12331112021197. The next prime is 12331112021269. The reversal of 12331112021200 is 212021113321.

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 23 ways as a sum of consecutive naturals, for example, 9845145 + ... + 11026744.

Almost surely, 2^{12331112021200} is an apocalyptic number.

12331112021200 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

12331112021200 is an abundant number, since it is smaller than the sum of its proper divisors (21687063126640).

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

12331112021200 is a wasteful number, since it uses less digits than its factorization.

12331112021200 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20872125 (or 20872114 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 19.

Adding to 12331112021200 its reverse (212021113321), we get a palindrome (12543133134521).

The spelling of 12331112021200 in words is "twelve trillion, three hundred thirty-one billion, one hundred twelve million, twenty-one thousand, two hundred".