20200300113221 has 2 divisors, whose sum is σ = 20200300113222. Its totient is φ = 20200300113220.

The previous prime is 20200300113209. The next prime is 20200300113223. The reversal of 20200300113221 is 12231100300202.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 10967125072225 + 9233175040996 = 3311665^2 + 3038614^2 .

It is a cyclic number.

It is not a de Polignac number, because 20200300113221 - 2³⁴ = 20183120244037 is a prime.

Together with 20200300113223, it forms a pair of twin primes.

It is a Chen prime.

It is a self number, because there is not a number n which added to its sum of digits gives 20200300113221.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (20200300113223) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10100150056610 + 10100150056611.

It is an arithmetic number, because the mean of its divisors is an integer number (10100150056611).

Almost surely, 2^{20200300113221} is an apocalyptic number.

It is an amenable number.

20200300113221 is a deficient number, since it is larger than the sum of its proper divisors (1).

20200300113221 is an equidigital number, since it uses as much as digits as its factorization.

20200300113221 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 144, while the sum is 17.

Adding to 20200300113221 its reverse (12231100300202), we get a palindrome (32431400413423).

The spelling of 20200300113221 in words is "twenty trillion, two hundred billion, three hundred million, one hundred thirteen thousand, two hundred twenty-one".