650512201 has 2 divisors, whose sum is σ = 650512202. Its totient is φ = 650512200.

The previous prime is 650512199. The next prime is 650512231. The reversal of 650512201 is 102215056.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 351187600 + 299324601 = 18740^2 + 17301^2 .

It is a cyclic number.

It is not a de Polignac number, because 650512201 - 2¹ = 650512199 is a prime.

It is a super-2 number, since 2×650512201² = 846332247299728802, which contains 22 as substring.

Together with 650512199, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (650512231) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 325256100 + 325256101.

It is an arithmetic number, because the mean of its divisors is an integer number (325256101).

Almost surely, 2^650512201 is an apocalyptic number.

It is an amenable number.

650512201 is a deficient number, since it is larger than the sum of its proper divisors (1).

650512201 is an equidigital number, since it uses as much as digits as its factorization.

650512201 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 600, while the sum is 22.

The square root of 650512201 is about 25505.1406779104. The cubic root of 650512201 is about 866.4665781843.

Adding to 650512201 its reverse (102215056), we get a palindrome (752727257).

The spelling of 650512201 in words is "six hundred fifty million, five hundred twelve thousand, two hundred one".