112001210020100 has 36 divisors (see below), whose sum is σ = 243047336076468. Its totient is φ = 44799615744000.

The previous prime is 112001210020097. The next prime is 112001210020199. The reversal of 112001210020100 is 1020012100211.

It can be written as a sum of positive squares in 6 ways, for example, as 3516195023104 + 108485014996996 = 1875152^2 + 10415614^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 5655341 + ... + 15999540.

It is an arithmetic number, because the mean of its divisors is an integer number (6751314891013).

Almost surely, 2^{112001210020100} is an apocalyptic number.

112001210020100 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

112001210020100 is an abundant number, since it is smaller than the sum of its proper divisors (131046126056368).

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

112001210020100 is a wasteful number, since it uses less digits than its factorization.

112001210020100 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21706616 (or 21706609 counting only the distinct ones).

The product of its (nonzero) digits is 8, while the sum is 11.

Adding to 112001210020100 its reverse (1020012100211), we get a palindrome (113021222120311).

The spelling of 112001210020100 in words is "one hundred twelve trillion, one billion, two hundred ten million, twenty thousand, one hundred".