200300002102021 has 2 divisors, whose sum is σ = 200300002102022. Its totient is φ = 200300002102020.

The previous prime is 200300002101971. The next prime is 200300002102033. The reversal of 200300002102021 is 120201200003002.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 151649028351396 + 48650973750625 = 12314586^2 + 6975025^2 .

It is a cyclic number.

It is not a de Polignac number, because 200300002102021 - 2⁷ = 200300002101893 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 200300002101992 and 200300002102010.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (200300002102621) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 100150001051010 + 100150001051011.

It is an arithmetic number, because the mean of its divisors is an integer number (100150001051011).

Almost surely, 2^{200300002102021} is an apocalyptic number.

It is an amenable number.

200300002102021 is a deficient number, since it is larger than the sum of its proper divisors (1).

200300002102021 is an equidigital number, since it uses as much as digits as its factorization.

200300002102021 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 48, while the sum is 13.

Adding to 200300002102021 its reverse (120201200003002), we get a palindrome (320501202105023).

The spelling of 200300002102021 in words is "two hundred trillion, three hundred billion, two million, one hundred two thousand, twenty-one".