1105010100989 has 2 divisors, whose sum is σ = 1105010100990. Its totient is φ = 1105010100988.

The previous prime is 1105010100977. The next prime is 1105010101021. The reversal of 1105010100989 is 9890010105011.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 833915976100 + 271094124889 = 913190^2 + 520667^2 .

It is an emirp because it is prime and its reverse (9890010105011) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1105010100989 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1105010100589) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 552505050494 + 552505050495.

It is an arithmetic number, because the mean of its divisors is an integer number (552505050495).

Almost surely, 2^{1105010100989} is an apocalyptic number.

It is an amenable number.

1105010100989 is a deficient number, since it is larger than the sum of its proper divisors (1).

1105010100989 is an equidigital number, since it uses as much as digits as its factorization.

1105010100989 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3240, while the sum is 35.

The spelling of 1105010100989 in words is "one trillion, one hundred five billion, ten million, one hundred thousand, nine hundred eighty-nine".