112021222 has 4 divisors (see below), whose sum is σ = 168031836. Its totient is φ = 56010610.

The previous prime is 112021187. The next prime is 112021223. The reversal of 112021222 is 222120211.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (112021223) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 28005304 + ... + 28005307.

It is an arithmetic number, because the mean of its divisors is an integer number (42007959).

Almost surely, 2^112021222 is an apocalyptic number.

112021222 is a deficient number, since it is larger than the sum of its proper divisors (56010614).

112021222 is an equidigital number, since it uses as much as digits as its factorization.

112021222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 56010613.

The product of its (nonzero) digits is 32, while the sum is 13.

The square root of 112021222 is about 10584.0078420228. The cubic root of 112021222 is about 482.0588961737.

Adding to 112021222 its reverse (222120211), we get a palindrome (334141433).

The spelling of 112021222 in words is "one hundred twelve million, twenty-one thousand, two hundred twenty-two".