11002112010021 has 64 divisors (see below), whose sum is σ = 17339535371520. Its totient is φ = 6130413219840.

The previous prime is 11002112009971. The next prime is 11002112010037. The reversal of 11002112010021 is 12001021120011.

It is not a de Polignac number, because 11002112010021 - 2¹⁰ = 11002112008997 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 11002112009979 and 11002112010006.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11002112010221) 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 63 ways as a sum of consecutive naturals, for example, 6000931 + ... + 7616783.

It is an arithmetic number, because the mean of its divisors is an integer number (270930240180).

Almost surely, 2^{11002112010021} is an apocalyptic number.

11002112010021 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

11002112010021 is a deficient number, since it is larger than the sum of its proper divisors (6337423361499).

11002112010021 is a wasteful number, since it uses less digits than its factorization.

11002112010021 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1616166.

The product of its (nonzero) digits is 8, while the sum is 12.

Adding to 11002112010021 its reverse (12001021120011), we get a palindrome (23003133130032).

The spelling of 11002112010021 in words is "eleven trillion, two billion, one hundred twelve million, ten thousand, twenty-one".