12343123243122 has 64 divisors (see below), whose sum is σ = 29190400081920. Its totient is φ = 3404452355136.

The previous prime is 12343123243051. The next prime is 12343123243163. The reversal of 12343123243122 is 22134232134321.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 6797743 + ... + 8419949.

It is an arithmetic number, because the mean of its divisors is an integer number (456100001280).

Almost surely, 2^{12343123243122} is an apocalyptic number.

12343123243122 is an abundant number, since it is smaller than the sum of its proper divisors (16847276838798).

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

12343123243122 is a wasteful number, since it uses less digits than its factorization.

12343123243122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1628495.

The product of its digits is 41472, while the sum is 33.

Adding to 12343123243122 its reverse (22134232134321), we get a palindrome (34477355377443).

The spelling of 12343123243122 in words is "twelve trillion, three hundred forty-three billion, one hundred twenty-three million, two hundred forty-three thousand, one hundred twenty-two".