11002002210221 has 12 divisors (see below), whose sum is σ = 12097275982176. Its totient is φ = 9998374532520.

The previous prime is 11002002210191. The next prime is 11002002210229. The reversal of 11002002210221 is 12201220020011.

It is a de Polignac number, because none of the positive numbers 2^k-11002002210221 is a prime.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 11002002210196 and 11002002210205.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11002002210229) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 15309371 + ... + 16011896.

It is an arithmetic number, because the mean of its divisors is an integer number (1008106331848).

Almost surely, 2^{11002002210221} is an apocalyptic number.

11002002210221 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

11002002210221 is a deficient number, since it is larger than the sum of its proper divisors (1095273771955).

11002002210221 is a wasteful number, since it uses less digits than its factorization.

11002002210221 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 31324192 (or 31324181 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 14.

Adding to 11002002210221 its reverse (12201220020011), we get a palindrome (23203222230232).

The spelling of 11002002210221 in words is "eleven trillion, two billion, two million, two hundred ten thousand, two hundred twenty-one".