12120342302223 has 24 divisors (see below), whose sum is σ = 18646265693328. Its totient is φ = 7861843649664.

The previous prime is 12120342302179. The next prime is 12120342302239. The reversal of 12120342302223 is 32220324302121.

12120342302223 is a `hidden beast` number, since 1 + 2 + 1 + 203 + 4 + 230 + 2 + 223 = 666.

It is not a de Polignac number, because 12120342302223 - 2²⁶ = 12120275193359 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12120342302723) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 674017386 + ... + 674035367.

It is an arithmetic number, because the mean of its divisors is an integer number (776927737222).

Almost surely, 2^{12120342302223} is an apocalyptic number.

12120342302223 is a deficient number, since it is larger than the sum of its proper divisors (6525923391105).

12120342302223 is an equidigital number, since it uses as much as digits as its factorization.

12120342302223 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1348052805 (or 1348052793 counting only the distinct ones).

The product of its (nonzero) digits is 6912, while the sum is 27.

Adding to 12120342302223 its reverse (32220324302121), we get a palindrome (44340666604344).

The spelling of 12120342302223 in words is "twelve trillion, one hundred twenty billion, three hundred forty-two million, three hundred two thousand, two hundred twenty-three".