201112020100100 has 18 divisors (see below), whose sum is σ = 436413083617434. Its totient is φ = 80444808040000.

The previous prime is 201112020100093. The next prime is 201112020100111. The reversal of 201112020100100 is 1001020211102.

201112020100100 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 3 ways, for example, as 26994072318724 + 174117947781376 = 5195582^2 + 13195376^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1005560100401 + ... + 1005560100600.

Almost surely, 2^{201112020100100} is an apocalyptic number.

201112020100100 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

201112020100100 is an abundant number, since it is smaller than the sum of its proper divisors (235301063517334).

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

201112020100100 is a wasteful number, since it uses less digits than its factorization.

201112020100100 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2011120201015 (or 2011120201008 counting only the distinct ones).

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

Adding to 201112020100100 its reverse (1001020211102), we get a palindrome (202113040311202).

The spelling of 201112020100100 in words is "two hundred one trillion, one hundred twelve billion, twenty million, one hundred thousand, one hundred".