11110001010989 has 2 divisors, whose sum is σ = 11110001010990. Its totient is φ = 11110001010988.

The previous prime is 11110001010959. The next prime is 11110001011051. The reversal of 11110001010989 is 98901010001111.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 10267858922500 + 842142088489 = 3204350^2 + 917683^2 .

It is a cyclic number.

It is not a de Polignac number, because 11110001010989 - 2⁸ = 11110001010733 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (11110001010949) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5555000505494 + 5555000505495.

It is an arithmetic number, because the mean of its divisors is an integer number (5555000505495).

Almost surely, 2^{11110001010989} is an apocalyptic number.

It is an amenable number.

11110001010989 is a deficient number, since it is larger than the sum of its proper divisors (1).

11110001010989 is an equidigital number, since it uses as much as digits as its factorization.

11110001010989 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 32.

The spelling of 11110001010989 in words is "eleven trillion, one hundred ten billion, one million, ten thousand, nine hundred eighty-nine".