11002121021211 has 8 divisors (see below), whose sum is σ = 15532406147664. Its totient is φ = 6903291621120.

The previous prime is 11002121021201. The next prime is 11002121021219. The reversal of 11002121021211 is 11212012120011.

It is a happy number.

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

It is not a de Polignac number, because 11002121021211 - 2⁵ = 11002121021179 is a prime.

It is not an unprimeable number, because it can be changed into a prime (11002121021219) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 107863931530 + ... + 107863931631.

It is an arithmetic number, because the mean of its divisors is an integer number (1941550768458).

Almost surely, 2^{11002121021211} is an apocalyptic number.

11002121021211 is a deficient number, since it is larger than the sum of its proper divisors (4530285126453).

11002121021211 is a wasteful number, since it uses less digits than its factorization.

11002121021211 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 215727863181.

The product of its (nonzero) digits is 16, while the sum is 15.

Adding to 11002121021211 its reverse (11212012120011), we get a palindrome (22214133141222).

The spelling of 11002121021211 in words is "eleven trillion, two billion, one hundred twenty-one million, twenty-one thousand, two hundred eleven".