12422025442 has 8 divisors (see below), whose sum is σ = 18634689216. Its totient is φ = 6210462372.

The previous prime is 12422025439. The next prime is 12422025487. The reversal of 12422025442 is 24452022421.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a self number, because there is not a number n which added to its sum of digits gives 12422025442.

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, 246358 + ... + 292465.

It is an arithmetic number, because the mean of its divisors is an integer number (2329336152).

Almost surely, 2^12422025442 is an apocalyptic number.

12422025442 is a deficient number, since it is larger than the sum of its proper divisors (6212663774).

12422025442 is a wasteful number, since it uses less digits than its factorization.

12422025442 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 550352.

The product of its (nonzero) digits is 10240, while the sum is 28.

Adding to 12422025442 its reverse (24452022421), we get a palindrome (36874047863).

The spelling of 12422025442 in words is "twelve billion, four hundred twenty-two million, twenty-five thousand, four hundred forty-two".