10100111099989 has 2 divisors, whose sum is σ = 10100111099990. Its totient is φ = 10100111099988.

The previous prime is 10100111099959. The next prime is 10100111100019. The reversal of 10100111099989 is 98999011100101.

It is a balanced prime because it is at equal distance from previous prime (10100111099959) and next prime (10100111100019).

It can be written as a sum of positive squares in only one way, i.e., 9275252980900 + 824858119089 = 3045530^2 + 908217^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-10100111099989 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (10100111099959) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5050055549994 + 5050055549995.

It is an arithmetic number, because the mean of its divisors is an integer number (5050055549995).

Almost surely, 2^{10100111099989} is an apocalyptic number.

It is an amenable number.

10100111099989 is a deficient number, since it is larger than the sum of its proper divisors (1).

10100111099989 is an equidigital number, since it uses as much as digits as its factorization.

10100111099989 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 52488, while the sum is 49.

The spelling of 10100111099989 in words is "ten trillion, one hundred billion, one hundred eleven million, ninety-nine thousand, nine hundred eighty-nine".