110110001199689 has 2 divisors, whose sum is σ = 110110001199690. Its totient is φ = 110110001199688.

The previous prime is 110110001199677. The next prime is 110110001199767. The reversal of 110110001199689 is 986991100011011.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 98433483463225 + 11676517736464 = 9921365^2 + 3417092^2 .

It is a cyclic number.

It is not a de Polignac number, because 110110001199689 - 2²⁰ = 110110000151113 is a prime.

It is not a weakly prime, because it can be changed into another prime (110110001169689) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 55055000599844 + 55055000599845.

It is an arithmetic number, because the mean of its divisors is an integer number (55055000599845).

Almost surely, 2^{110110001199689} is an apocalyptic number.

It is an amenable number.

110110001199689 is a deficient number, since it is larger than the sum of its proper divisors (1).

110110001199689 is an equidigital number, since it uses as much as digits as its factorization.

110110001199689 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 34992, while the sum is 47.

The spelling of 110110001199689 in words is "one hundred ten trillion, one hundred ten billion, one million, one hundred ninety-nine thousand, six hundred eighty-nine".