12422105 has 16 divisors (see below), whose sum is σ = 15787200. Its totient is φ = 9357120.

The previous prime is 12422083. The next prime is 12422119. The reversal of 12422105 is 50122421.

It is a de Polignac number, because none of the positive numbers 2^k-12422105 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 21470 + ... + 22040.

It is an arithmetic number, because the mean of its divisors is an integer number (986700).

Almost surely, 2^12422105 is an apocalyptic number.

It is an amenable number.

12422105 is a deficient number, since it is larger than the sum of its proper divisors (3365095).

12422105 is a wasteful number, since it uses less digits than its factorization.

12422105 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 824.

The product of its (nonzero) digits is 160, while the sum is 17.

The square root of 12422105 is about 3524.5006738544. The cubic root of 12422105 is about 231.5963614161.

Adding to 12422105 its reverse (50122421), we get a palindrome (62544526).

It can be divided in two parts, 1242210 and 5, that multiplied together give a triangular number (6211050 = T₃₅₂₄).

The spelling of 12422105 in words is "twelve million, four hundred twenty-two thousand, one hundred five".