111132223309 has 2 divisors, whose sum is σ = 111132223310. Its totient is φ = 111132223308.

The previous prime is 111132223199. The next prime is 111132223327. The reversal of 111132223309 is 903322231111.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 102627326025 + 8504897284 = 320355^2 + 92222^2 .

It is an emirp because it is prime and its reverse (903322231111) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 111132223309 - 2⁹ = 111132222797 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (111132223369) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 55566111654 + 55566111655.

It is an arithmetic number, because the mean of its divisors is an integer number (55566111655).

Almost surely, 2^111132223309 is an apocalyptic number.

It is an amenable number.

111132223309 is a deficient number, since it is larger than the sum of its proper divisors (1).

111132223309 is an equidigital number, since it uses as much as digits as its factorization.

111132223309 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1944, while the sum is 28.

The spelling of 111132223309 in words is "one hundred eleven billion, one hundred thirty-two million, two hundred twenty-three thousand, three hundred nine".