21010200283 has 2 divisors, whose sum is σ = 21010200284. Its totient is φ = 21010200282.

The previous prime is 21010200229. The next prime is 21010200317. The reversal of 21010200283 is 38200201012.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 21010200283 - 2²¹ = 21008103131 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 21010200283.

It is not a weakly prime, because it can be changed into another prime (21010200203) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10505100141 + 10505100142.

It is an arithmetic number, because the mean of its divisors is an integer number (10505100142).

Almost surely, 2^21010200283 is an apocalyptic number.

21010200283 is a deficient number, since it is larger than the sum of its proper divisors (1).

21010200283 is an equidigital number, since it uses as much as digits as its factorization.

21010200283 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 192, while the sum is 19.

Adding to 21010200283 its reverse (38200201012), we get a palindrome (59210401295).

The spelling of 21010200283 in words is "twenty-one billion, ten million, two hundred thousand, two hundred eighty-three".