202100222473 has 2 divisors, whose sum is σ = 202100222474. Its totient is φ = 202100222472.

The previous prime is 202100222453. The next prime is 202100222501. The reversal of 202100222473 is 374222001202.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 201464527104 + 635695369 = 448848^2 + 25213^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-202100222473 is a prime.

It is not a weakly prime, because it can be changed into another prime (202100222453) 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 as a sum of consecutive naturals, namely, 101050111236 + 101050111237.

It is an arithmetic number, because the mean of its divisors is an integer number (101050111237).

Almost surely, 2^202100222473 is an apocalyptic number.

It is an amenable number.

202100222473 is a deficient number, since it is larger than the sum of its proper divisors (1).

202100222473 is an equidigital number, since it uses as much as digits as its factorization.

202100222473 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2688, while the sum is 25.

Adding to 202100222473 its reverse (374222001202), we get a palindrome (576322223675).

The spelling of 202100222473 in words is "two hundred two billion, one hundred million, two hundred twenty-two thousand, four hundred seventy-three".