2022021000020 has 24 divisors (see below), whose sum is σ = 4852850400384. Its totient is φ = 693264342816.

The previous prime is 2022020999927. The next prime is 2022021000023. The reversal of 2022021000020 is 200001202202.

It is a junction number, because it is equal to n+sod(n) for n = 2022020999965 and 2022021000010.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2022021000023) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7221503432 + ... + 7221503711.

It is an arithmetic number, because the mean of its divisors is an integer number (202202100016).

Almost surely, 2^{2022021000020} is an apocalyptic number.

2022021000020 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2022021000020 is an abundant number, since it is smaller than the sum of its proper divisors (2830829400364).

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

2022021000020 is a wasteful number, since it uses less digits than its factorization.

2022021000020 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14443007159 (or 14443007157 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 11.

Adding to 2022021000020 its reverse (200001202202), we get a palindrome (2222022202222).

The spelling of 2022021000020 in words is "two trillion, twenty-two billion, twenty-one million, twenty", and thus it is an aban number and an uban number.