111302222989 has 2 divisors, whose sum is σ = 111302222990. Its totient is φ = 111302222988.

The previous prime is 111302222951. The next prime is 111302223017. The reversal of 111302222989 is 989222203111.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 84656557764 + 26645665225 = 290958^2 + 163235^2 .

It is a cyclic number.

It is not a de Polignac number, because 111302222989 - 2¹¹ = 111302220941 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (111302222089) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 55651111494 + 55651111495.

It is an arithmetic number, because the mean of its divisors is an integer number (55651111495).

Almost surely, 2^111302222989 is an apocalyptic number.

It is an amenable number.

111302222989 is a deficient number, since it is larger than the sum of its proper divisors (1).

111302222989 is an equidigital number, since it uses as much as digits as its factorization.

111302222989 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 31104, while the sum is 40.

The spelling of 111302222989 in words is "one hundred eleven billion, three hundred two million, two hundred twenty-two thousand, nine hundred eighty-nine".