11002110101221 has 8 divisors (see below), whose sum is σ = 11047493793024. Its totient is φ = 10956790558320.

The previous prime is 11002110101161. The next prime is 11002110101233. The reversal of 11002110101221 is 12210101120011.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 11002110101221 - 2¹¹ = 11002110099173 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11002110101621) 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, 15693486 + ... + 16379551.

It is an arithmetic number, because the mean of its divisors is an integer number (1380936724128).

Almost surely, 2^{11002110101221} is an apocalyptic number.

It is an amenable number.

11002110101221 is a deficient number, since it is larger than the sum of its proper divisors (45383691803).

11002110101221 is a wasteful number, since it uses less digits than its factorization.

11002110101221 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 32074451.

The product of its (nonzero) digits is 8, while the sum is 13.

Adding to 11002110101221 its reverse (12210101120011), we get a palindrome (23212211221232).

The spelling of 11002110101221 in words is "eleven trillion, two billion, one hundred ten million, one hundred one thousand, two hundred twenty-one".