200020210101 has 48 divisors (see below), whose sum is σ = 305043648000. Its totient is φ = 125947397664.

The previous prime is 200020210081. The next prime is 200020210109. The reversal of 200020210101 is 101012020002.

It is not a de Polignac number, because 200020210101 - 2⁹ = 200020209589 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (9).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (200020210109) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 117727350 + ... + 117729048.

It is an arithmetic number, because the mean of its divisors is an integer number (6355076000).

Almost surely, 2^200020210101 is an apocalyptic number.

It is an amenable number.

200020210101 is a deficient number, since it is larger than the sum of its proper divisors (105023437899).

200020210101 is a wasteful number, since it uses less digits than its factorization.

200020210101 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3398 (or 3395 counting only the distinct ones).

The product of its (nonzero) digits is 8, while the sum is 9.

Adding to 200020210101 its reverse (101012020002), we get a palindrome (301032230103).

The spelling of 200020210101 in words is "two hundred billion, twenty million, two hundred ten thousand, one hundred one".