12023230312120 has 64 divisors (see below), whose sum is σ = 27347316131520. Its totient is φ = 4756897787904.

The previous prime is 12023230312109. The next prime is 12023230312123. The reversal of 12023230312120 is 2121303232021.

It is a junction number, because it is equal to n+sod(n) for n = 12023230312091 and 12023230312100.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12023230312123) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5653669 + ... + 7484011.

It is an arithmetic number, because the mean of its divisors is an integer number (427301814555).

Almost surely, 2^{12023230312120} is an apocalyptic number.

12023230312120 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

12023230312120 is an abundant number, since it is smaller than the sum of its proper divisors (15324085819400).

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

12023230312120 is a wasteful number, since it uses less digits than its factorization.

12023230312120 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1832144 (or 1832140 counting only the distinct ones).

The product of its (nonzero) digits is 864, while the sum is 22.

Adding to 12023230312120 its reverse (2121303232021), we get a palindrome (14144533544141).

The spelling of 12023230312120 in words is "twelve trillion, twenty-three billion, two hundred thirty million, three hundred twelve thousand, one hundred twenty".