12021302320120 has 16 divisors (see below), whose sum is σ = 27047930220360. Its totient is φ = 4808520928032.

The previous prime is 12021302320091. The next prime is 12021302320169. The reversal of 12021302320120 is 2102320312021.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 150266278962 + ... + 150266279041.

Almost surely, 2^{12021302320120} is an apocalyptic number.

12021302320120 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

12021302320120 is an abundant number, since it is smaller than the sum of its proper divisors (15026627900240).

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

12021302320120 is a wasteful number, since it uses less digits than its factorization.

12021302320120 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 300532558014 (or 300532558010 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 19.

Adding to 12021302320120 its reverse (2102320312021), we get a palindrome (14123622632141).

The spelling of 12021302320120 in words is "twelve trillion, twenty-one billion, three hundred two million, three hundred twenty thousand, one hundred twenty".