112019363920 has 80 divisors (see below), whose sum is σ = 266678860032. Its totient is φ = 43747522560.

The previous prime is 112019363917. The next prime is 112019363959. The reversal of 112019363920 is 29363910211.

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

It is a self number, because there is not a number n which added to its sum of digits gives 112019363920.

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, 489304 + ... + 680776.

Almost surely, 2^112019363920 is an apocalyptic number.

112019363920 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 112019363920, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (133339430016).

112019363920 is an abundant number, since it is smaller than the sum of its proper divisors (154659496112).

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

112019363920 is a wasteful number, since it uses less digits than its factorization.

112019363920 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 191660 (or 191654 counting only the distinct ones).

The product of its (nonzero) digits is 17496, while the sum is 37.

The spelling of 112019363920 in words is "one hundred twelve billion, nineteen million, three hundred sixty-three thousand, nine hundred twenty".