12120342446223 has 48 divisors (see below), whose sum is σ = 19174875048576. Its totient is φ = 7316395744320.

The previous prime is 12120342446209. The next prime is 12120342446281. The reversal of 12120342446223 is 32264424302121.

12120342446223 is a `hidden beast` number, since 1 + 2 + 1 + 2 + 0 + 3 + 4 + 24 + 4 + 622 + 3 = 666.

12120342446223 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 12120342446223 - 2¹⁸ = 12120342184079 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12120342446323) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 62577336 + ... + 62770722.

It is an arithmetic number, because the mean of its divisors is an integer number (399476563512).

Almost surely, 2^{12120342446223} is an apocalyptic number.

12120342446223 is a deficient number, since it is larger than the sum of its proper divisors (7054532602353).

12120342446223 is a wasteful number, since it uses less digits than its factorization.

12120342446223 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 195924 (or 195921 counting only the distinct ones).

The product of its (nonzero) digits is 110592, while the sum is 36.

Adding to 12120342446223 its reverse (32264424302121), we get a palindrome (44384766748344).

The spelling of 12120342446223 in words is "twelve trillion, one hundred twenty billion, three hundred forty-two million, four hundred forty-six thousand, two hundred twenty-three".