112021209984 has 128 divisors (see below), whose sum is σ = 302904748800. Its totient is φ = 36670521344.

The previous prime is 112021209977. The next prime is 112021210013. The reversal of 112021209984 is 489902120211.

It is a tau number, because it is divible by the number of its divisors (128).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 30968944 + ... + 30972560.

It is an arithmetic number, because the mean of its divisors is an integer number (2366443350).

Almost surely, 2^112021209984 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 112021209984, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (151452374400).

112021209984 is an abundant number, since it is smaller than the sum of its proper divisors (190883538816).

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

112021209984 is a wasteful number, since it uses less digits than its factorization.

112021209984 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5060 (or 5048 counting only the distinct ones).

The product of its (nonzero) digits is 20736, while the sum is 39.

The spelling of 112021209984 in words is "one hundred twelve billion, twenty-one million, two hundred nine thousand, nine hundred eighty-four".