1030200217 has 2 divisors, whose sum is σ = 1030200218. Its totient is φ = 1030200216.

The previous prime is 1030200181. The next prime is 1030200247. The reversal of 1030200217 is 7120020301.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 727057296 + 303142921 = 26964^2 + 17411^2 .

It is an emirp because it is prime and its reverse (7120020301) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 1030200217 - 2¹⁵ = 1030167449 is a prime.

It is a super-2 number, since 2×1030200217² = 2122624974213694178, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 1030200217.

It is not a weakly prime, because it can be changed into another prime (1030200247) 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, 515100108 + 515100109.

It is an arithmetic number, because the mean of its divisors is an integer number (515100109).

Almost surely, 2^1030200217 is an apocalyptic number.

It is an amenable number.

1030200217 is a deficient number, since it is larger than the sum of its proper divisors (1).

1030200217 is an equidigital number, since it uses as much as digits as its factorization.

1030200217 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 84, while the sum is 16.

The square root of 1030200217 is about 32096.7321856914. The cubic root of 1030200217 is about 1009.9670665339.

Adding to 1030200217 its reverse (7120020301), we get a palindrome (8150220518).

The spelling of 1030200217 in words is "one billion, thirty million, two hundred thousand, two hundred seventeen".