111024342217 has 2 divisors, whose sum is σ = 111024342218. Its totient is φ = 111024342216.

The previous prime is 111024342181. The next prime is 111024342241. The reversal of 111024342217 is 712243420111.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 108360130761 + 2664211456 = 329181^2 + 51616^2 .

It is a cyclic number.

It is not a de Polignac number, because 111024342217 - 2⁷ = 111024342089 is a prime.

It is not a weakly prime, because it can be changed into another prime (111024342257) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 55512171108 + 55512171109.

It is an arithmetic number, because the mean of its divisors is an integer number (55512171109).

Almost surely, 2^111024342217 is an apocalyptic number.

It is an amenable number.

111024342217 is a deficient number, since it is larger than the sum of its proper divisors (1).

111024342217 is an equidigital number, since it uses as much as digits as its factorization.

111024342217 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2688, while the sum is 28.

Adding to 111024342217 its reverse (712243420111), we get a palindrome (823267762328).

The spelling of 111024342217 in words is "one hundred eleven billion, twenty-four million, three hundred forty-two thousand, two hundred seventeen".