112012201020 has 24 divisors (see below), whose sum is σ = 313634163024. Its totient is φ = 29869920256.

The previous prime is 112012201013. The next prime is 112012201033. The reversal of 112012201020 is 20102210211.

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 = 112012200987 and 112012201005.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 933434949 + ... + 933435068.

It is an arithmetic number, because the mean of its divisors is an integer number (13068090126).

Almost surely, 2^112012201020 is an apocalyptic number.

112012201020 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

112012201020 is an abundant number, since it is smaller than the sum of its proper divisors (201621962004).

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

112012201020 is a wasteful number, since it uses less digits than its factorization.

112012201020 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1866870029 (or 1866870027 counting only the distinct ones).

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

Adding to 112012201020 its reverse (20102210211), we get a palindrome (132114411231).

The spelling of 112012201020 in words is "one hundred twelve billion, twelve million, two hundred one thousand, twenty".