11002010221021 has 4 divisors (see below), whose sum is σ = 11002044300544. Its totient is φ = 11001976141500.

The previous prime is 11002010221009. The next prime is 11002010221043. The reversal of 11002010221021 is 12012201020011.

11002010221021 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 11002010221021 - 2⁵ = 11002010220989 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 11002010220992 and 11002010221010.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11002010221001) 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, 16550835 + ... + 17202736.

It is an arithmetic number, because the mean of its divisors is an integer number (2750511075136).

Almost surely, 2^{11002010221021} is an apocalyptic number.

It is an amenable number.

11002010221021 is a deficient number, since it is larger than the sum of its proper divisors (34079523).

11002010221021 is an equidigital number, since it uses as much as digits as its factorization.

11002010221021 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 34079522.

The product of its (nonzero) digits is 16, while the sum is 13.

Adding to 11002010221021 its reverse (12012201020011), we get a palindrome (23014211241032).

The spelling of 11002010221021 in words is "eleven trillion, two billion, ten million, two hundred twenty-one thousand, twenty-one".