111101110849 has 2 divisors, whose sum is σ = 111101110850. Its totient is φ = 111101110848.

The previous prime is 111101110843. The next prime is 111101110859. The reversal of 111101110849 is 948011101111.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 58355098624 + 52746012225 = 241568^2 + 229665^2 .

It is a cyclic number.

It is not a de Polignac number, because 111101110849 - 2¹⁷ = 111100979777 is a prime.

It is not a weakly prime, because it can be changed into another prime (111101110843) 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, 55550555424 + 55550555425.

It is an arithmetic number, because the mean of its divisors is an integer number (55550555425).

Almost surely, 2^111101110849 is an apocalyptic number.

It is an amenable number.

111101110849 is a deficient number, since it is larger than the sum of its proper divisors (1).

111101110849 is an equidigital number, since it uses as much as digits as its factorization.

111101110849 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 288, while the sum is 28.

The spelling of 111101110849 in words is "one hundred eleven billion, one hundred one million, one hundred ten thousand, eight hundred forty-nine".