112320312020 has 48 divisors (see below), whose sum is σ = 270345720960. Its totient is φ = 38398825344.

The previous prime is 112320312019. The next prime is 112320312029. The reversal of 112320312020 is 20213023211.

It is a self number, because there is not a number n which added to its sum of digits gives 112320312020.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (112320312029) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1107455 + ... + 1204614.

It is an arithmetic number, because the mean of its divisors is an integer number (5632202520).

Almost surely, 2^112320312020 is an apocalyptic number.

112320312020 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

112320312020 is an abundant number, since it is smaller than the sum of its proper divisors (158025408940).

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

112320312020 is a wasteful number, since it uses less digits than its factorization.

112320312020 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2312432 (or 2312430 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 17.

Adding to 112320312020 its reverse (20213023211), we get a palindrome (132533335231).

The spelling of 112320312020 in words is "one hundred twelve billion, three hundred twenty million, three hundred twelve thousand, twenty".