200100113221 has 2 divisors, whose sum is σ = 200100113222. Its totient is φ = 200100113220.

The previous prime is 200100113219. The next prime is 200100113299. The reversal of 200100113221 is 122311001002.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 117796536225 + 82303576996 = 343215^2 + 286886^2 .

It is a cyclic number.

It is not a de Polignac number, because 200100113221 - 2¹ = 200100113219 is a prime.

It is a super-2 number, since 2×200100113221² (a number of 23 digits) contains 22 as substring.

Together with 200100113219, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (200100113621) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 100050056610 + 100050056611.

It is an arithmetic number, because the mean of its divisors is an integer number (100050056611).

Almost surely, 2^200100113221 is an apocalyptic number.

It is an amenable number.

200100113221 is a deficient number, since it is larger than the sum of its proper divisors (1).

200100113221 is an equidigital number, since it uses as much as digits as its factorization.

200100113221 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 24, while the sum is 13.

Adding to 200100113221 its reverse (122311001002), we get a palindrome (322411114223).

The spelling of 200100113221 in words is "two hundred billion, one hundred million, one hundred thirteen thousand, two hundred twenty-one".