2022020 has 96 divisors (see below), whose sum is σ = 5757696. Its totient is φ = 576000.

The previous prime is 2022019. The next prime is 2022029. The reversal of 2022020 is 202202.

It is a junction number, because it is equal to n+sod(n) for n = 2021989 and 2022007.

It is not an unprimeable number, because it can be changed into a prime (2022029) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 19970 + ... + 20070.

It is an arithmetic number, because the mean of its divisors is an integer number (59976).

2^2022020 is an apocalyptic number.

2022020 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2022020, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2878848).

2022020 is an abundant number, since it is smaller than the sum of its proper divisors (3735676).

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

2022020 is a wasteful number, since it uses less digits than its factorization.

2022020 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 141 (or 139 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 8.

The square root of 2022020 is about 1421.9774963058. The cubic root of 2022020 is about 126.4528093440.

Adding to 2022020 its reverse (202202), we get a palindrome (2224222).

It can be divided in two parts, 202 and 2020, that added together give a palindrome (2222).

The spelling of 2022020 in words is "two million, twenty-two thousand, twenty".