12000023221120 has 64 divisors (see below), whose sum is σ = 31295515123440. Its totient is φ = 4363644805120.

The previous prime is 12000023221117. The next prime is 12000023221129. The reversal of 12000023221120 is 2112232000021.

It is a happy number.

12000023221120 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a tau number, because it is divible by the number of its divisors (64).

It is a Harshad number since it is a multiple of its sum of digits (16).

It is a junction number, because it is equal to n+sod(n) for n = 12000023221094 and 12000023221103.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12000023221129) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 852267337 + ... + 852281416.

Almost surely, 2^{12000023221120} is an apocalyptic number.

12000023221120 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

12000023221120 is an abundant number, since it is smaller than the sum of its proper divisors (19295491902320).

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

12000023221120 is a wasteful number, since it uses less digits than its factorization.

12000023221120 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1704548783 (or 1704548771 counting only the distinct ones).

The product of its (nonzero) digits is 96, while the sum is 16.

Adding to 12000023221120 its reverse (2112232000021), we get a palindrome (14112255221141).

The spelling of 12000023221120 in words is "twelve trillion, twenty-three million, two hundred twenty-one thousand, one hundred twenty".