22020000001 has 8 divisors (see below), whose sum is σ = 22522671360. Its totient is φ = 21521643792.

The previous prime is 22019999977. The next prime is 22020000007. The reversal of 22020000001 is 10000002022.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 22020000001 - 2²³ = 22011611393 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (22020000007) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1068465 + ... + 1088878.

It is an arithmetic number, because the mean of its divisors is an integer number (2815333920).

Almost surely, 2^22020000001 is an apocalyptic number.

It is an amenable number.

22020000001 is a deficient number, since it is larger than the sum of its proper divisors (502671359).

22020000001 is a wasteful number, since it uses less digits than its factorization.

22020000001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2157575.

The product of its (nonzero) digits is 8, while the sum is 7.

Adding to 22020000001 its reverse (10000002022), we get a palindrome (32020002023).

The spelling of 22020000001 in words is "twenty-two billion, twenty million, one", and thus it is an aban number and an uban number.