12123003331120 has 80 divisors (see below), whose sum is σ = 30768998470560. Its totient is φ = 4405403750400.

The previous prime is 12123003331099. The next prime is 12123003331133. The reversal of 12123003331120 is 2113330032121.

It is a tau number, because it is divible by the number of its divisors (80).

It is a Harshad number since it is a multiple of its sum of digits (22).

It is a junction number, because it is equal to n+sod(n) for n = 12123003331091 and 12123003331100.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3315651 + ... + 5936290.

It is an arithmetic number, because the mean of its divisors is an integer number (384612480882).

Almost surely, 2^{12123003331120} is an apocalyptic number.

12123003331120 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

12123003331120 is an abundant number, since it is smaller than the sum of its proper divisors (18645995139440).

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

12123003331120 is a wasteful number, since it uses less digits than its factorization.

12123003331120 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9253454 (or 9253448 counting only the distinct ones).

The product of its (nonzero) digits is 648, while the sum is 22.

Adding to 12123003331120 its reverse (2113330032121), we get a palindrome (14236333363241).

The spelling of 12123003331120 in words is "twelve trillion, one hundred twenty-three billion, three million, three hundred thirty-one thousand, one hundred twenty".