12422202 has 32 divisors (see below), whose sum is σ = 27166272. Its totient is φ = 3763584.

The previous prime is 12422153. The next prime is 12422209. The reversal of 12422202 is 20222421.

It is a super-2 number, since 2×12422202² = 308622205057608, which contains 22 as substring.

It is a plaindrome in base 15.

It is not an unprimeable number, because it can be changed into a prime (12422209) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4038 + ... + 6414.

It is an arithmetic number, because the mean of its divisors is an integer number (848946).

Almost surely, 2^12422202 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 12422202, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (13583136).

12422202 is an abundant number, since it is smaller than the sum of its proper divisors (14744070).

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

12422202 is a wasteful number, since it uses less digits than its factorization.

12422202 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2462.

The product of its (nonzero) digits is 128, while the sum is 15.

The square root of 12422202 is about 3524.5144346420. The cubic root of 12422202 is about 231.5969642337.

Adding to 12422202 its reverse (20222421), we get a palindrome (32644623).

The spelling of 12422202 in words is "twelve million, four hundred twenty-two thousand, two hundred two".