112021200017 has 2 divisors, whose sum is σ = 112021200018. Its totient is φ = 112021200016.

The previous prime is 112021199999. The next prime is 112021200019. The reversal of 112021200017 is 710002120211.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 110749849681 + 1271350336 = 332791^2 + 35656^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-112021200017 is a prime.

Together with 112021200019, it forms a pair of twin primes.

It is a Chen prime.

It is a junction number, because it is equal to n+sod(n) for n = 112021199968 and 112021200004.

It is not a weakly prime, because it can be changed into another prime (112021200019) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 56010600008 + 56010600009.

It is an arithmetic number, because the mean of its divisors is an integer number (56010600009).

Almost surely, 2^112021200017 is an apocalyptic number.

It is an amenable number.

112021200017 is a deficient number, since it is larger than the sum of its proper divisors (1).

112021200017 is an equidigital number, since it uses as much as digits as its factorization.

112021200017 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 56, while the sum is 17.

Adding to 112021200017 its reverse (710002120211), we get a palindrome (822023320228).

The spelling of 112021200017 in words is "one hundred twelve billion, twenty-one million, two hundred thousand, seventeen".