106445212 has 6 divisors (see below), whose sum is σ = 186279128. Its totient is φ = 53222604.

The previous prime is 106445203. The next prime is 106445221. The reversal of 106445212 is 212544601.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (106445203) and next prime (106445221).

It is a super-2 number, since 2×106445212² = 22661166315449888, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

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 as a sum of consecutive naturals, namely, 13305648 + ... + 13305655.

Almost surely, 2^106445212 is an apocalyptic number.

It is an amenable number.

106445212 is a deficient number, since it is larger than the sum of its proper divisors (79833916).

106445212 is a wasteful number, since it uses less digits than its factorization.

106445212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26611307 (or 26611305 counting only the distinct ones).

The product of its (nonzero) digits is 1920, while the sum is 25.

The square root of 106445212 is about 10317.2288915193. The cubic root of 106445212 is about 473.9240087784.

Adding to 106445212 its reverse (212544601), we get a palindrome (318989813).

The spelling of 106445212 in words is "one hundred six million, four hundred forty-five thousand, two hundred twelve".