201100100000200 has 48 divisors (see below), whose sum is σ = 468599063962500. Its totient is φ = 80260886200320.

The previous prime is 201100100000143. The next prime is 201100100000213. The reversal of 201100100000200 is 2000001001102.

It can be written as a sum of positive squares in 6 ways, for example, as 22606278215236 + 178493821784964 = 4754606^2 + 13360158^2 .

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, 1119621225 + ... + 1119800824.

Almost surely, 2^{201100100000200} is an apocalyptic number.

201100100000200 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

201100100000200 is an abundant number, since it is smaller than the sum of its proper divisors (267498963962300).

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

201100100000200 is a wasteful number, since it uses less digits than its factorization.

201100100000200 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2239422514 (or 2239422505 counting only the distinct ones).

The product of its (nonzero) digits is 4, while the sum is 7.

Adding to 201100100000200 its reverse (2000001001102), we get a palindrome (203100101001302).

The spelling of 201100100000200 in words is "two hundred one trillion, one hundred billion, one hundred million, two hundred", and thus it is an aban number.