12042323142 has 16 divisors (see below), whose sum is σ = 24115974960. Its totient is φ = 4008886272.

The previous prime is 12042323119. The next prime is 12042323149. The reversal of 12042323142 is 24132324021.

It is a happy number.

12042323142 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12042323149) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1300363 + ... + 1309590.

It is an arithmetic number, because the mean of its divisors is an integer number (1507248435).

Almost surely, 2^12042323142 is an apocalyptic number.

12042323142 is an abundant number, since it is smaller than the sum of its proper divisors (12073651818).

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

12042323142 is a wasteful number, since it uses less digits than its factorization.

12042323142 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2610727.

The product of its (nonzero) digits is 2304, while the sum is 24.

Adding to 12042323142 its reverse (24132324021), we get a palindrome (36174647163).

The spelling of 12042323142 in words is "twelve billion, forty-two million, three hundred twenty-three thousand, one hundred forty-two".