200112221017 has 2 divisors, whose sum is σ = 200112221018. Its totient is φ = 200112221016.

The previous prime is 200112220943. The next prime is 200112221041. The reversal of 200112221017 is 710122211002.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 192169133641 + 7943087376 = 438371^2 + 89124^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-200112221017 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 200112220985 and 200112221003.

It is not a weakly prime, because it can be changed into another prime (200112261017) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 100056110508 + 100056110509.

It is an arithmetic number, because the mean of its divisors is an integer number (100056110509).

Almost surely, 2^200112221017 is an apocalyptic number.

It is an amenable number.

200112221017 is a deficient number, since it is larger than the sum of its proper divisors (1).

200112221017 is an equidigital number, since it uses as much as digits as its factorization.

200112221017 is an evil number, because the sum of its binary digits is even.

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

Adding to 200112221017 its reverse (710122211002), we get a palindrome (910234432019).

The spelling of 200112221017 in words is "two hundred billion, one hundred twelve million, two hundred twenty-one thousand, seventeen".