202200100101 has 6 divisors (see below), whose sum is σ = 292066811270. Its totient is φ = 134800066728.

The previous prime is 202200100097. The next prime is 202200100111. The reversal of 202200100101 is 101001002202.

It can be written as a sum of positive squares in only one way, i.e., 104606964900 + 97593135201 = 323430^2 + 312399^2 .

It is not a de Polignac number, because 202200100101 - 2² = 202200100097 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (9), and also a Moran number because the ratio is a prime number: 22466677789 = 202200100101 / (2 + 0 + 2 + 2 + 0 + 0 + 1 + 0 + 0 + 1 + 0 + 1).

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (202200100111) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 11233338886 + ... + 11233338903.

Almost surely, 2^202200100101 is an apocalyptic number.

It is an amenable number.

202200100101 is a deficient number, since it is larger than the sum of its proper divisors (89866711169).

202200100101 is a wasteful number, since it uses less digits than its factorization.

202200100101 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22466677795 (or 22466677792 counting only the distinct ones).

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

Adding to 202200100101 its reverse (101001002202), we get a palindrome (303201102303).

The spelling of 202200100101 in words is "two hundred two billion, two hundred million, one hundred thousand, one hundred one".