112021122000 has 80 divisors (see below), whose sum is σ = 361156116672. Its totient is φ = 29872297600.

The previous prime is 112021121987. The next prime is 112021122001. The reversal of 112021122000 is 221120211.

It is a tau number, because it is divible by the number of its divisors (80).

It is a Harshad number since it is a multiple of its sum of digits (12).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (112021122001) by changing a digit.

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 15 ways as a sum of consecutive naturals, for example, 9329094 + ... + 9341093.

Almost surely, 2^112021122000 is an apocalyptic number.

112021122000 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

112021122000 is an abundant number, since it is smaller than the sum of its proper divisors (249134994672).

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

112021122000 is a wasteful number, since it uses less digits than its factorization.

112021122000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18670213 (or 18670197 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 12.

Adding to 112021122000 its reverse (221120211), we get a palindrome (112242242211).

The spelling of 112021122000 in words is "one hundred twelve billion, twenty-one million, one hundred twenty-two thousand".