12104212342 has 16 divisors (see below), whose sum is σ = 18267476400. Its totient is φ = 6015089920.

The previous prime is 12104212339. The next prime is 12104212349. The reversal of 12104212342 is 24321240121.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12104212349) 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, 754242 + ... + 770122.

It is an arithmetic number, because the mean of its divisors is an integer number (1141717275).

Almost surely, 2^12104212342 is an apocalyptic number.

12104212342 is a deficient number, since it is larger than the sum of its proper divisors (6163264058).

12104212342 is a wasteful number, since it uses less digits than its factorization.

12104212342 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18191.

The product of its (nonzero) digits is 768, while the sum is 22.

Adding to 12104212342 its reverse (24321240121), we get a palindrome (36425452463).

The spelling of 12104212342 in words is "twelve billion, one hundred four million, two hundred twelve thousand, three hundred forty-two".