111102221123317 has 2 divisors, whose sum is σ = 111102221123318. Its totient is φ = 111102221123316.

The previous prime is 111102221123251. The next prime is 111102221123353. The reversal of 111102221123317 is 713321122201111.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 90275100745041 + 20827120378276 = 9501321^2 + 4563674^2 .

It is a cyclic number.

It is not a de Polignac number, because 111102221123317 - 2⁷ = 111102221123189 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (111102221126317) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 55551110561658 + 55551110561659.

It is an arithmetic number, because the mean of its divisors is an integer number (55551110561659).

Almost surely, 2^{111102221123317} is an apocalyptic number.

It is an amenable number.

111102221123317 is a deficient number, since it is larger than the sum of its proper divisors (1).

111102221123317 is an equidigital number, since it uses as much as digits as its factorization.

111102221123317 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1008, while the sum is 28.

Adding to 111102221123317 its reverse (713321122201111), we get a palindrome (824423343324428).

The spelling of 111102221123317 in words is "one hundred eleven trillion, one hundred two billion, two hundred twenty-one million, one hundred twenty-three thousand, three hundred seventeen".