12342430342 has 16 divisors (see below), whose sum is σ = 20325351312. Its totient is φ = 5574460320.

The previous prime is 12342430339. The next prime is 12342430349. The reversal of 12342430342 is 24303424321.

It is a self number, because there is not a number n which added to its sum of digits gives 12342430342.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12342430349) 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, 1783233 + ... + 1790140.

It is an arithmetic number, because the mean of its divisors is an integer number (1270334457).

Almost surely, 2^12342430342 is an apocalyptic number.

12342430342 is a deficient number, since it is larger than the sum of its proper divisors (7982920970).

12342430342 is a wasteful number, since it uses less digits than its factorization.

12342430342 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3573543.

The product of its (nonzero) digits is 13824, while the sum is 28.

Adding to 12342430342 its reverse (24303424321), we get a palindrome (36645854663).

The spelling of 12342430342 in words is "twelve billion, three hundred forty-two million, four hundred thirty thousand, three hundred forty-two".