200110020101 has 4 divisors (see below), whose sum is σ = 211881197772. Its totient is φ = 188338842432.

The previous prime is 200110020053. The next prime is 200110020119. The reversal of 200110020101 is 101020011002.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 159020703076 + 41089317025 = 398774^2 + 202705^2 .

It is a cyclic number.

It is not a de Polignac number, because 200110020101 - 2⁶ = 200110020037 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (200110020301) 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, 5885588810 + ... + 5885588843.

It is an arithmetic number, because the mean of its divisors is an integer number (52970299443).

Almost surely, 2^200110020101 is an apocalyptic number.

It is an amenable number.

200110020101 is a deficient number, since it is larger than the sum of its proper divisors (11771177671).

200110020101 is a wasteful number, since it uses less digits than its factorization.

200110020101 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11771177670.

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

Adding to 200110020101 its reverse (101020011002), we get a palindrome (301130031103).

Subtracting from 200110020101 its reverse (101020011002), we obtain a palindrome (99090009099).

The spelling of 200110020101 in words is "two hundred billion, one hundred ten million, twenty thousand, one hundred one".