112021222012 has 24 divisors (see below), whose sum is σ = 228614741600. Its totient is φ = 48009094560.

The previous prime is 112021222009. The next prime is 112021222021. The reversal of 112021222012 is 210222120211.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 40822689 + ... + 40825432.

Almost surely, 2^112021222012 is an apocalyptic number.

It is an amenable number.

112021222012 is an abundant number, since it is smaller than the sum of its proper divisors (116593519588).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

112021222012 is an equidigital number, since it uses as much as digits as its factorization.

112021222012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 81648146 (or 81648130 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 16.

Adding to 112021222012 its reverse (210222120211), we get a palindrome (322243342223).

The spelling of 112021222012 in words is "one hundred twelve billion, twenty-one million, two hundred twenty-two thousand, twelve".