112121222 has 8 divisors (see below), whose sum is σ = 178074936. Its totient is φ = 52762912.

The previous prime is 112121213. The next prime is 112121237. The reversal of 112121222 is 222121211.

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

It is a nude number because it is divisible by every one of its digits.

It is a junction number, because it is equal to n+sod(n) for n = 112121197 and 112121206.

It is a congruent number.

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, 1648808 + ... + 1648875.

It is an arithmetic number, because the mean of its divisors is an integer number (22259367).

Almost surely, 2^112121222 is an apocalyptic number.

112121222 is a deficient number, since it is larger than the sum of its proper divisors (65953714).

112121222 is a wasteful number, since it uses less digits than its factorization.

112121222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3297702.

The product of its digits is 32, while the sum is 14.

The square root of 112121222 is about 10588.7308965711. The cubic root of 112121222 is about 482.2022962414.

Adding to 112121222 its reverse (222121211), we get a palindrome (334242433).

The spelling of 112121222 in words is "one hundred twelve million, one hundred twenty-one thousand, two hundred twenty-two".