22020011222020 has 24 divisors (see below), whose sum is σ = 52848026933184. Its totient is φ = 7549718133216.

The previous prime is 22020011222009. The next prime is 22020011222029. The reversal of 22020011222020 is 2022211002022.

It is a junction number, because it is equal to n+sod(n) for n = 22020011221985 and 22020011222003.

It is not an unprimeable number, because it can be changed into a prime (22020011222029) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 78642897082 + ... + 78642897361.

It is an arithmetic number, because the mean of its divisors is an integer number (2202001122216).

Almost surely, 2^{22020011222020} is an apocalyptic number.

22020011222020 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

22020011222020 is an abundant number, since it is smaller than the sum of its proper divisors (30828015711164).

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

22020011222020 is a wasteful number, since it uses less digits than its factorization.

22020011222020 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 157285794459 (or 157285794457 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 16.

Adding to 22020011222020 its reverse (2022211002022), we get a palindrome (24042222224042).

The spelling of 22020011222020 in words is "twenty-two trillion, twenty billion, eleven million, two hundred twenty-two thousand, twenty".