12422440222 has 8 divisors (see below), whose sum is σ = 18888916176. Its totient is φ = 6126134832.

The previous prime is 12422440213. The next prime is 12422440253. The reversal of 12422440222 is 22204422421.

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

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 42542458 + ... + 42542749.

It is an arithmetic number, because the mean of its divisors is an integer number (2361114522).

Almost surely, 2^12422440222 is an apocalyptic number.

12422440222 is a deficient number, since it is larger than the sum of its proper divisors (6466475954).

12422440222 is an equidigital number, since it uses as much as digits as its factorization.

12422440222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 85085282.

The product of its (nonzero) digits is 4096, while the sum is 25.

Adding to 12422440222 its reverse (22204422421), we get a palindrome (34626862643).

The spelling of 12422440222 in words is "twelve billion, four hundred twenty-two million, four hundred forty thousand, two hundred twenty-two".