11122002110221 has 4 divisors (see below), whose sum is σ = 11158230130432. Its totient is φ = 11085774090012.

The previous prime is 11122002110209. The next prime is 11122002110231. The reversal of 11122002110221 is 12201120022111.

11122002110221 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 11122002110221 - 2²⁹ = 11121465239309 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 11122002110195 and 11122002110204.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11122002110231) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 18114009645 + ... + 18114010258.

It is an arithmetic number, because the mean of its divisors is an integer number (2789557532608).

Almost surely, 2^{11122002110221} is an apocalyptic number.

It is an amenable number.

11122002110221 is a deficient number, since it is larger than the sum of its proper divisors (36228020211).

11122002110221 is an equidigital number, since it uses as much as digits as its factorization.

11122002110221 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 36228020210.

The product of its (nonzero) digits is 32, while the sum is 16.

Adding to 11122002110221 its reverse (12201120022111), we get a palindrome (23323122132332).

The spelling of 11122002110221 in words is "eleven trillion, one hundred twenty-two billion, two million, one hundred ten thousand, two hundred twenty-one".