212201000017 has 2 divisors, whose sum is σ = 212201000018. Its totient is φ = 212201000016.

The previous prime is 212200999931. The next prime is 212201000023. The reversal of 212201000017 is 710000102212.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 210714049296 + 1486950721 = 459036^2 + 38561^2 .

It is a cyclic number.

It is not a de Polignac number, because 212201000017 - 2²³ = 212192611409 is a prime.

It is not a weakly prime, because it can be changed into another prime (212201000717) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 106100500008 + 106100500009.

It is an arithmetic number, because the mean of its divisors is an integer number (106100500009).

Almost surely, 2^212201000017 is an apocalyptic number.

It is an amenable number.

212201000017 is a deficient number, since it is larger than the sum of its proper divisors (1).

212201000017 is an equidigital number, since it uses as much as digits as its factorization.

212201000017 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 56, while the sum is 16.

Adding to 212201000017 its reverse (710000102212), we get a palindrome (922201102229).

The spelling of 212201000017 in words is "two hundred twelve billion, two hundred one million, seventeen", and thus it is an aban number.