112102210217 has 2 divisors, whose sum is σ = 112102210218. Its totient is φ = 112102210216.

The previous prime is 112102210183. The next prime is 112102210267. The reversal of 112102210217 is 712012201211.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 61472260096 + 50629950121 = 247936^2 + 225011^2 .

It is a cyclic number.

It is not a de Polignac number, because 112102210217 - 2¹⁶ = 112102144681 is a prime.

It is a super-3 number, since 3×112102210217³ (a number of 34 digits) contains 333 as substring.

It is not a weakly prime, because it can be changed into another prime (112102210267) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 56051105108 + 56051105109.

It is an arithmetic number, because the mean of its divisors is an integer number (56051105109).

Almost surely, 2^112102210217 is an apocalyptic number.

It is an amenable number.

112102210217 is a deficient number, since it is larger than the sum of its proper divisors (1).

112102210217 is an equidigital number, since it uses as much as digits as its factorization.

112102210217 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 20.

Adding to 112102210217 its reverse (712012201211), we get a palindrome (824114411428).

The spelling of 112102210217 in words is "one hundred twelve billion, one hundred two million, two hundred ten thousand, two hundred seventeen".