111012033109 has 2 divisors, whose sum is σ = 111012033110. Its totient is φ = 111012033108.

The previous prime is 111012033091. The next prime is 111012033131. The reversal of 111012033109 is 901330210111.

Together with previous prime (111012033091) it forms an Ormiston pair, because they use the same digits, order apart.

It is an a-pointer prime, because the next prime (111012033131) can be obtained adding 111012033109 to its sum of digits (22).

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 89773342884 + 21238690225 = 299622^2 + 145735^2 .

It is a cyclic number.

It is not a de Polignac number, because 111012033109 - 2⁹ = 111012032597 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 111012033109.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (111012033179) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 55506016554 + 55506016555.

It is an arithmetic number, because the mean of its divisors is an integer number (55506016555).

Almost surely, 2^111012033109 is an apocalyptic number.

It is an amenable number.

111012033109 is a deficient number, since it is larger than the sum of its proper divisors (1).

111012033109 is an equidigital number, since it uses as much as digits as its factorization.

111012033109 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 162, while the sum is 22.

The spelling of 111012033109 in words is "one hundred eleven billion, twelve million, thirty-three thousand, one hundred nine".