12030320231120 has 20 divisors (see below), whose sum is σ = 27970494537540. Its totient is φ = 4812128092416.

The previous prime is 12030320231113. The next prime is 12030320231131. The reversal of 12030320231120 is 2113202303021.

It can be written as a sum of positive squares in 2 ways, for example, as 3513705262144 + 8516614968976 = 1874488^2 + 2918324^2 .

It is a tau number, because it is divible by the number of its divisors (20).

It is a Harshad number since it is a multiple of its sum of digits (20).

It is a junction number, because it is equal to n+sod(n) for n = 12030320231092 and 12030320231101.

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, 75189501365 + ... + 75189501524.

It is an arithmetic number, because the mean of its divisors is an integer number (1398524726877).

Almost surely, 2^{12030320231120} is an apocalyptic number.

12030320231120 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

12030320231120 is an abundant number, since it is smaller than the sum of its proper divisors (15940174306420).

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

12030320231120 is a wasteful number, since it uses less digits than its factorization.

12030320231120 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 150379002902 (or 150379002896 counting only the distinct ones).

The product of its (nonzero) digits is 432, while the sum is 20.

Adding to 12030320231120 its reverse (2113202303021), we get a palindrome (14143522534141).

The spelling of 12030320231120 in words is "twelve trillion, thirty billion, three hundred twenty million, two hundred thirty-one thousand, one hundred twenty".