111000100873 has 2 divisors, whose sum is σ = 111000100874. Its totient is φ = 111000100872.

The previous prime is 111000100847. The next prime is 111000100891. The reversal of 111000100873 is 378001000111.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 92347916544 + 18652184329 = 303888^2 + 136573^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-111000100873 is a prime.

It is not a weakly prime, because it can be changed into another prime (111000100273) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 55500050436 + 55500050437.

It is an arithmetic number, because the mean of its divisors is an integer number (55500050437).

Almost surely, 2^111000100873 is an apocalyptic number.

It is an amenable number.

111000100873 is a deficient number, since it is larger than the sum of its proper divisors (1).

111000100873 is an equidigital number, since it uses as much as digits as its factorization.

111000100873 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 168, while the sum is 22.

Adding to 111000100873 its reverse (378001000111), we get a palindrome (489001100984).

The spelling of 111000100873 in words is "one hundred eleven billion, one hundred thousand, eight hundred seventy-three".