12342102042 has 16 divisors (see below), whose sum is σ = 25983372960. Its totient is φ = 3897505872.

The previous prime is 12342102041. The next prime is 12342102049. The reversal of 12342102042 is 24020124321.

12342102042 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not an unprimeable number, because it can be changed into a prime (12342102041) 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, 54131913 + ... + 54132140.

It is an arithmetic number, because the mean of its divisors is an integer number (1623960810).

Almost surely, 2^12342102042 is an apocalyptic number.

12342102042 is an abundant number, since it is smaller than the sum of its proper divisors (13641270918).

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

12342102042 is a wasteful number, since it uses less digits than its factorization.

12342102042 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 108264077.

The product of its (nonzero) digits is 768, while the sum is 21.

Adding to 12342102042 its reverse (24020124321), we get a palindrome (36362226363).

The spelling of 12342102042 in words is "twelve billion, three hundred forty-two million, one hundred two thousand, forty-two".