110100000000989 has 2 divisors, whose sum is σ = 110100000000990. Its totient is φ = 110100000000988.

The previous prime is 110100000000979. The next prime is 110100000001007. The reversal of 110100000000989 is 989000000001011.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 75848126700889 + 34251873300100 = 8709083^2 + 5852510^2 .

It is an emirp because it is prime and its reverse (989000000001011) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 110100000000989 - 2⁴ = 110100000000973 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (110100000000979) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 55050000000494 + 55050000000495.

It is an arithmetic number, because the mean of its divisors is an integer number (55050000000495).

Almost surely, 2^{110100000000989} is an apocalyptic number.

It is an amenable number.

110100000000989 is a deficient number, since it is larger than the sum of its proper divisors (1).

110100000000989 is an equidigital number, since it uses as much as digits as its factorization.

110100000000989 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 648, while the sum is 29.

The spelling of 110100000000989 in words is "one hundred ten trillion, one hundred billion, nine hundred eighty-nine", and thus it is an aban number.