11002119985 has 8 divisors (see below), whose sum is σ = 13203130536. Its totient is φ = 8801304960.

The previous prime is 11002119983. The next prime is 11002119991. The reversal of 11002119985 is 58991120011.

11002119985 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 4 ways, for example, as 19918369 + 10982201616 = 4463^2 + 104796^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 11002119985 - 2¹ = 11002119983 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11002119983) 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 in 7 ways as a sum of consecutive naturals, for example, 144397 + ... + 207013.

It is an arithmetic number, because the mean of its divisors is an integer number (1650391317).

Almost surely, 2^11002119985 is an apocalyptic number.

It is an amenable number.

11002119985 is a deficient number, since it is larger than the sum of its proper divisors (2201010551).

11002119985 is an equidigital number, since it uses as much as digits as its factorization.

11002119985 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 97763.

The product of its (nonzero) digits is 6480, while the sum is 37.

Adding to 11002119985 its reverse (58991120011), we get a palindrome (69993239996).

The spelling of 11002119985 in words is "eleven billion, two million, one hundred nineteen thousand, nine hundred eighty-five".