11002220021001 has 16 divisors (see below), whose sum is σ = 16003492989120. Its totient is φ = 6667902189120.

The previous prime is 11002220020999. The next prime is 11002220021047. The reversal of 11002220021001 is 10012002220011.

It is not a de Polignac number, because 11002220021001 - 2¹ = 11002220020999 is a prime.

It is not an unprimeable number, because it can be changed into a prime (11002220021071) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 693966 + ... + 4741943.

It is an arithmetic number, because the mean of its divisors is an integer number (1000218311820).

Almost surely, 2^{11002220021001} is an apocalyptic number.

11002220021001 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

11002220021001 is a deficient number, since it is larger than the sum of its proper divisors (5001272968119).

11002220021001 is a wasteful number, since it uses less digits than its factorization.

11002220021001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5497256.

The product of its (nonzero) digits is 16, while the sum is 12.

Adding to 11002220021001 its reverse (10012002220011), we get a palindrome (21014222241012).

It can be divided in two parts, 110022 and 20021001, that multiplied together give a palindrome (2202750572022).

The spelling of 11002220021001 in words is "eleven trillion, two billion, two hundred twenty million, twenty-one thousand, one".