112221146 has 8 divisors (see below), whose sum is σ = 170360064. Its totient is φ = 55434460.

The previous prime is 112221139. The next prime is 112221157. The reversal of 112221146 is 641122211.

It is a happy number.

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, 337850 + ... + 338181.

It is an arithmetic number, because the mean of its divisors is an integer number (21295008).

Almost surely, 2^112221146 is an apocalyptic number.

112221146 is a deficient number, since it is larger than the sum of its proper divisors (58138918).

112221146 is an equidigital number, since it uses as much as digits as its factorization.

112221146 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 676116.

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

The square root of 112221146 is about 10593.4482582396. The cubic root of 112221146 is about 482.3455021826.

Adding to 112221146 its reverse (641122211), we get a palindrome (753343357).

The spelling of 112221146 in words is "one hundred twelve million, two hundred twenty-one thousand, one hundred forty-six".