112212146 has 8 divisors (see below), whose sum is σ = 168926700. Its totient is φ = 55903248.

The previous prime is 112212137. The next prime is 112212197. The reversal of 112212146 is 641212211.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 107848225 + 4363921 = 10385^2 + 2089^2 .

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

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, 100721 + ... + 101828.

Almost surely, 2^112212146 is an apocalyptic number.

112212146 is a deficient number, since it is larger than the sum of its proper divisors (56714554).

112212146 is a wasteful number, since it uses less digits than its factorization.

112212146 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 202828.

The product of its digits is 192, while the sum is 20.

The square root of 112212146 is about 10593.0234588620. The cubic root of 112212146 is about 482.3326073295.

Adding to 112212146 its reverse (641212211), we get a palindrome (753424357).

The spelling of 112212146 in words is "one hundred twelve million, two hundred twelve thousand, one hundred forty-six".