1111100110009 has 2 divisors, whose sum is σ = 1111100110010. Its totient is φ = 1111100110008.

The previous prime is 1111100109989. The next prime is 1111100110037. The reversal of 1111100110009 is 9000110011111.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1074083504400 + 37016605609 = 1036380^2 + 192397^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1111100110009 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1111100109974 and 1111100110001.

It is not a weakly prime, because it can be changed into another prime (1111100119009) 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, 555550055004 + 555550055005.

It is an arithmetic number, because the mean of its divisors is an integer number (555550055005).

Almost surely, 2^{1111100110009} is an apocalyptic number.

It is an amenable number.

1111100110009 is a deficient number, since it is larger than the sum of its proper divisors (1).

1111100110009 is an equidigital number, since it uses as much as digits as its factorization.

1111100110009 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 9, while the sum is 16.

The spelling of 1111100110009 in words is "one trillion, one hundred eleven billion, one hundred million, one hundred ten thousand, nine".