22000200020 has 12 divisors (see below), whose sum is σ = 46200420084. Its totient is φ = 8800080000.

The previous prime is 22000200011. The next prime is 22000200029. The reversal of 22000200020 is 2000200022.

It is an interprime number because it is at equal distance from previous prime (22000200011) and next prime (22000200029).

It can be written as a sum of positive squares in 2 ways, for example, as 2722543684 + 19277656336 = 52178^2 + 138844^2 .

22000200020 is a modest number, since divided by 200020 gives 220 as remainder.

It is a junction number, because it is equal to n+sod(n) for n = 22000199980 and 22000200007.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22000200029) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 550004981 + ... + 550005020.

It is an arithmetic number, because the mean of its divisors is an integer number (3850035007).

Almost surely, 2^22000200020 is an apocalyptic number.

22000200020 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

22000200020 is an abundant number, since it is smaller than the sum of its proper divisors (24200220064).

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

22000200020 is a wasteful number, since it uses less digits than its factorization.

22000200020 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1100010010 (or 1100010008 counting only the distinct ones).

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

Adding to 22000200020 its reverse (2000200022), we get a palindrome (24000400042).

The spelling of 22000200020 in words is "twenty-two billion, two hundred thousand, twenty".