200020101 has 8 divisors (see below), whose sum is σ = 268729824. Its totient is φ = 132328560.

The previous prime is 200020069. The next prime is 200020103. The reversal of 200020101 is 101020002.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 200020101 - 2⁵ = 200020069 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 200020101.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (200020103) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 254086 + ... + 254871.

It is an arithmetic number, because the mean of its divisors is an integer number (33591228).

Almost surely, 2^200020101 is an apocalyptic number.

It is an amenable number.

200020101 is a deficient number, since it is larger than the sum of its proper divisors (68709723).

200020101 is a wasteful number, since it uses less digits than its factorization.

200020101 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 509091.

The product of its (nonzero) digits is 4, while the sum is 6.

The square root of 200020101 is about 14142.8462835456. The cubic root of 200020101 is about 584.8231388798.

Adding to 200020101 its reverse (101020002), we get a palindrome (301040103).

Subtracting from 200020101 its reverse (101020002), we obtain a palindrome (99000099).

The spelling of 200020101 in words is "two hundred million, twenty thousand, one hundred one".