200100002100101 has 4 divisors (see below), whose sum is σ = 200317738773600. Its totient is φ = 199882265426604.

The previous prime is 200100002100091. The next prime is 200100002100169. The reversal of 200100002100101 is 101001200001002.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 200100002100101 - 2²⁶ = 200099934991237 is a prime.

It is a super-2 number, since 2×200100002100101² (a number of 29 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (200100002100181) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 108868335371 + ... + 108868337208.

It is an arithmetic number, because the mean of its divisors is an integer number (50079434693400).

Almost surely, 2^{200100002100101} is an apocalyptic number.

It is an amenable number.

200100002100101 is a deficient number, since it is larger than the sum of its proper divisors (217736673499).

200100002100101 is an equidigital number, since it uses as much as digits as its factorization.

200100002100101 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 217736673498.

The product of its (nonzero) digits is 4, while the sum is 8.

Adding to 200100002100101 its reverse (101001200001002), we get a palindrome (301101202101103).

The spelling of 200100002100101 in words is "two hundred trillion, one hundred billion, two million, one hundred thousand, one hundred one".