20002221010011 has 16 divisors (see below), whose sum is σ = 28238696838144. Its totient is φ = 12550294437504.

The previous prime is 20002221009931. The next prime is 20002221010019. The reversal of 20002221010011 is 11001012220002.

It is not a de Polignac number, because 20002221010011 - 2²⁷ = 20002086792283 is a prime.

It is not an unprimeable number, because it can be changed into a prime (20002221010019) 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 15 ways as a sum of consecutive naturals, for example, 3752286 + ... + 7354188.

It is an arithmetic number, because the mean of its divisors is an integer number (1764918552384).

Almost surely, 2^{20002221010011} is an apocalyptic number.

20002221010011 is a deficient number, since it is larger than the sum of its proper divisors (8236475828133).

20002221010011 is a wasteful number, since it uses less digits than its factorization.

20002221010011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3710810.

The product of its (nonzero) digits is 16, while the sum is 12.

Adding to 20002221010011 its reverse (11001012220002), we get a palindrome (31003233230013).

The spelling of 20002221010011 in words is "twenty trillion, two billion, two hundred twenty-one million, ten thousand, eleven".