200221101217 has 2 divisors, whose sum is σ = 200221101218. Its totient is φ = 200221101216.

The previous prime is 200221101209. The next prime is 200221101259. The reversal of 200221101217 is 712101122002.

200221101217 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 193812138081 + 6408963136 = 440241^2 + 80056^2 .

It is a cyclic number.

It is not a de Polignac number, because 200221101217 - 2³ = 200221101209 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 200221101194 and 200221101203.

It is not a weakly prime, because it can be changed into another prime (200221101277) 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, 100110550608 + 100110550609.

It is an arithmetic number, because the mean of its divisors is an integer number (100110550609).

Almost surely, 2^200221101217 is an apocalyptic number.

It is an amenable number.

200221101217 is a deficient number, since it is larger than the sum of its proper divisors (1).

200221101217 is an equidigital number, since it uses as much as digits as its factorization.

200221101217 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 112, while the sum is 19.

Adding to 200221101217 its reverse (712101122002), we get a palindrome (912322223219).

The spelling of 200221101217 in words is "two hundred billion, two hundred twenty-one million, one hundred one thousand, two hundred seventeen".