220021110020011 has 8 divisors (see below), whose sum is σ = 223628406384800. Its totient is φ = 216413826330240.

The previous prime is 220021110020009. The next prime is 220021110020027. The reversal of 220021110020011 is 110020011120022.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 220021110020011 - 2¹ = 220021110020009 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 220021110019973 and 220021110020000.

It is not an unprimeable number, because it can be changed into a prime (220021110020051) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 35712130 + ... + 41417368.

It is an arithmetic number, because the mean of its divisors is an integer number (27953550798100).

Almost surely, 2^{220021110020011} is an apocalyptic number.

220021110020011 is a deficient number, since it is larger than the sum of its proper divisors (3607296364789).

220021110020011 is an equidigital number, since it uses as much as digits as its factorization.

220021110020011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6337509.

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

Adding to 220021110020011 its reverse (110020011120022), we get a palindrome (330041121140033).

The spelling of 220021110020011 in words is "two hundred twenty trillion, twenty-one billion, one hundred ten million, twenty thousand, eleven".