110101110000989 has 2 divisors, whose sum is σ = 110101110000990. Its totient is φ = 110101110000988.

The previous prime is 110101110000977. The next prime is 110101110001033. The reversal of 110101110000989 is 989000011101011.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 110083281075364 + 17828925625 = 10492058^2 + 133525^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-110101110000989 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (110101110090989) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 55050555000494 + 55050555000495.

It is an arithmetic number, because the mean of its divisors is an integer number (55050555000495).

Almost surely, 2^{110101110000989} is an apocalyptic number.

It is an amenable number.

110101110000989 is a deficient number, since it is larger than the sum of its proper divisors (1).

110101110000989 is an equidigital number, since it uses as much as digits as its factorization.

110101110000989 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 648, while the sum is 32.

The spelling of 110101110000989 in words is "one hundred ten trillion, one hundred one billion, one hundred ten million, nine hundred eighty-nine", and thus it is an aban number.