111120220200289 has 2 divisors, whose sum is σ = 111120220200290. Its totient is φ = 111120220200288.

The previous prime is 111120220200137. The next prime is 111120220200293. The reversal of 111120220200289 is 982002022021111.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 89824579521889 + 21295640678400 = 9477583^2 + 4614720^2 .

It is a cyclic number.

It is not a de Polignac number, because 111120220200289 - 2²¹ = 111120218103137 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 111120220200289.

It is not a weakly prime, because it can be changed into another prime (111120220200989) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 55560110100144 + 55560110100145.

It is an arithmetic number, because the mean of its divisors is an integer number (55560110100145).

Almost surely, 2^{111120220200289} is an apocalyptic number.

It is an amenable number.

111120220200289 is a deficient number, since it is larger than the sum of its proper divisors (1).

111120220200289 is an equidigital number, since it uses as much as digits as its factorization.

111120220200289 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2304, while the sum is 31.

The spelling of 111120220200289 in words is "one hundred eleven trillion, one hundred twenty billion, two hundred twenty million, two hundred thousand, two hundred eighty-nine".