12422334342 has 64 divisors (see below), whose sum is σ = 28428309504. Its totient is φ = 3584643840.

The previous prime is 12422334313. The next prime is 12422334343. The reversal of 12422334342 is 24343322421.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12422334343) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 60658 + ... + 168890.

It is an arithmetic number, because the mean of its divisors is an integer number (444192336).

Almost surely, 2^12422334342 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 12422334342, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (14214154752).

12422334342 is an abundant number, since it is smaller than the sum of its proper divisors (16005975162).

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

12422334342 is a wasteful number, since it uses less digits than its factorization.

12422334342 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 108333.

The product of its digits is 27648, while the sum is 30.

Adding to 12422334342 its reverse (24343322421), we get a palindrome (36765656763).

The spelling of 12422334342 in words is "twelve billion, four hundred twenty-two million, three hundred thirty-four thousand, three hundred forty-two".