20002022211 has 4 divisors (see below), whose sum is σ = 26669362952. Its totient is φ = 13334681472.

The previous prime is 20002022203. The next prime is 20002022267. The reversal of 20002022211 is 11222020002.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 20002022211 - 2³ = 20002022203 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (20002022281) 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, 3333670366 + ... + 3333670371.

It is an arithmetic number, because the mean of its divisors is an integer number (6667340738).

Almost surely, 2^20002022211 is an apocalyptic number.

20002022211 is a deficient number, since it is larger than the sum of its proper divisors (6667340741).

20002022211 is an equidigital number, since it uses as much as digits as its factorization.

20002022211 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6667340740.

The product of its (nonzero) digits is 32, while the sum is 12.

Adding to 20002022211 its reverse (11222020002), we get a palindrome (31224042213).

The spelling of 20002022211 in words is "twenty billion, two million, twenty-two thousand, two hundred eleven".