112221000120 has 32 divisors (see below), whose sum is σ = 336663000720. Its totient is φ = 29925600000.

The previous prime is 112221000109. The next prime is 112221000121. The reversal of 112221000120 is 21000122211.

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

It is a junction number, because it is equal to n+sod(n) for n = 112221000096 and 112221000105.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (112221000121) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 467587381 + ... + 467587620.

Almost surely, 2^112221000120 is an apocalyptic number.

112221000120 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

112221000120 is an abundant number, since it is smaller than the sum of its proper divisors (224442000600).

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

112221000120 is a wasteful number, since it uses less digits than its factorization.

112221000120 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 935175015 (or 935175011 counting only the distinct ones).

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

Adding to 112221000120 its reverse (21000122211), we get a palindrome (133221122331).

The spelling of 112221000120 in words is "one hundred twelve billion, two hundred twenty-one million, one hundred twenty", and thus it is an aban number.