11002221020212 has 12 divisors (see below), whose sum is σ = 19433829653280. Its totient is φ = 5449698262136.

The previous prime is 11002221020207. The next prime is 11002221020239. The reversal of 11002221020212 is 21202012220011.

It is a happy number.

It is a super-2 number, since 2×11002221020212² (a number of 27 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 12853061512 + ... + 12853062367.

It is an arithmetic number, because the mean of its divisors is an integer number (1619485804440).

Almost surely, 2^{11002221020212} is an apocalyptic number.

It is an amenable number.

11002221020212 is a deficient number, since it is larger than the sum of its proper divisors (8431608633068).

11002221020212 is a wasteful number, since it uses less digits than its factorization.

11002221020212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25706123990 (or 25706123988 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 16.

Adding to 11002221020212 its reverse (21202012220011), we get a palindrome (32204233240223).

The spelling of 11002221020212 in words is "eleven trillion, two billion, two hundred twenty-one million, twenty thousand, two hundred twelve".