2021224122204 has 96 divisors (see below), whose sum is σ = 5486615447040. Its totient is φ = 567184730112.

The previous prime is 2021224122199. The next prime is 2021224122227. The reversal of 2021224122204 is 4022214221202.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1363792 + ... + 2429480.

It is an arithmetic number, because the mean of its divisors is an integer number (57152244240).

Almost surely, 2^{2021224122204} is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2021224122204, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2743307723520).

2021224122204 is an abundant number, since it is smaller than the sum of its proper divisors (3465391324836).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2021224122204 is a wasteful number, since it uses less digits than its factorization.

2021224122204 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1066107 (or 1066105 counting only the distinct ones).

The product of its (nonzero) digits is 2048, while the sum is 24.

Adding to 2021224122204 its reverse (4022214221202), we get a palindrome (6043438343406).

The spelling of 2021224122204 in words is "two trillion, twenty-one billion, two hundred twenty-four million, one hundred twenty-two thousand, two hundred four".