20221220102011 has 8 divisors (see below), whose sum is σ = 20244648706880. Its totient is φ = 20197792693512.

The previous prime is 20221220101967. The next prime is 20221220102051. The reversal of 20221220102011 is 11020102212202.

It is a happy number.

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 20221220102011 - 2²⁵ = 20221186547579 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (20221220102051) 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, 36082996 + ... + 36639118.

It is an arithmetic number, because the mean of its divisors is an integer number (2530581088360).

Almost surely, 2^{20221220102011} is an apocalyptic number.

20221220102011 is a deficient number, since it is larger than the sum of its proper divisors (23428604869).

20221220102011 is an equidigital number, since it uses as much as digits as its factorization.

20221220102011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 598185.

The product of its (nonzero) digits is 64, while the sum is 16.

Adding to 20221220102011 its reverse (11020102212202), we get a palindrome (31241322314213).

The spelling of 20221220102011 in words is "twenty trillion, two hundred twenty-one billion, two hundred twenty million, one hundred two thousand, eleven".