11002101989 has 2 divisors, whose sum is σ = 11002101990. Its totient is φ = 11002101988.

The previous prime is 11002101967. The next prime is 11002102009. The reversal of 11002101989 is 98910120011.

11002101989 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 9769740964 + 1232361025 = 98842^2 + 35105^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-11002101989 is a prime.

It is a super-2 number, since 2×11002101989² (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (11002101919) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5501050994 + 5501050995.

It is an arithmetic number, because the mean of its divisors is an integer number (5501050995).

Almost surely, 2^11002101989 is an apocalyptic number.

It is an amenable number.

11002101989 is a deficient number, since it is larger than the sum of its proper divisors (1).

11002101989 is an equidigital number, since it uses as much as digits as its factorization.

11002101989 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1296, while the sum is 32.

The spelling of 11002101989 in words is "eleven billion, two million, one hundred one thousand, nine hundred eighty-nine".