20002222220011 has 8 divisors (see below), whose sum is σ = 20089855359680. Its totient is φ = 19914591578112.

The previous prime is 20002222219963. The next prime is 20002222220093. The reversal of 20002222220011 is 11002222220002.

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 20002222220011 - 2¹⁷ = 20002222088939 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (20002222220711) 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, 16446571 + ... + 17620843.

It is an arithmetic number, because the mean of its divisors is an integer number (2511231919960).

Almost surely, 2^{20002222220011} is an apocalyptic number.

20002222220011 is a deficient number, since it is larger than the sum of its proper divisors (87633139669).

20002222220011 is a wasteful number, since it uses less digits than its factorization.

20002222220011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1248885.

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

Adding to 20002222220011 its reverse (11002222220002), we get a palindrome (31004444440013).

Subtracting from 20002222220011 its reverse (11002222220002), we obtain a palindrome (9000000000009).

The spelling of 20002222220011 in words is "twenty trillion, two billion, two hundred twenty-two million, two hundred twenty thousand, eleven".