342221321423012 has 12 divisors (see below), whose sum is σ = 630407697358320. Its totient is φ = 162104836463496.

The previous prime is 342221321422973. The next prime is 342221321423083. The reversal of 342221321423012 is 210324123122243.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 342221321423012.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2251456061918 + ... + 2251456062069.

It is an arithmetic number, because the mean of its divisors is an integer number (52533974779860).

Almost surely, 2^{342221321423012} is an apocalyptic number.

It is an amenable number.

342221321423012 is a deficient number, since it is larger than the sum of its proper divisors (288186375935308).

342221321423012 is a wasteful number, since it uses less digits than its factorization.

342221321423012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4502912124010 (or 4502912124008 counting only the distinct ones).

The product of its (nonzero) digits is 27648, while the sum is 32.

Adding to 342221321423012 its reverse (210324123122243), we get a palindrome (552545444545255).

The spelling of 342221321423012 in words is "three hundred forty-two trillion, two hundred twenty-one billion, three hundred twenty-one million, four hundred twenty-three thousand, twelve".