20110020222213 has 6 divisors (see below), whose sum is σ = 29047806987654. Its totient is φ = 13406680148136.

The previous prime is 20110020222167. The next prime is 20110020222263. The reversal of 20110020222213 is 31222202001102.

20110020222213 is a `hidden beast` number, since 201 + 10 + 0 + 20 + 222 + 213 = 666.

It can be written as a sum of positive squares in only one way, i.e., 10112800683969 + 9997219538244 = 3180063^2 + 3161838^2 .

It is not a de Polignac number, because 20110020222213 - 2⁹ = 20110020221701 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20110020222263) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1117223345670 + ... + 1117223345687.

It is an arithmetic number, because the mean of its divisors is an integer number (4841301164609).

Almost surely, 2^{20110020222213} is an apocalyptic number.

It is an amenable number.

20110020222213 is a deficient number, since it is larger than the sum of its proper divisors (8937786765441).

20110020222213 is a wasteful number, since it uses less digits than its factorization.

20110020222213 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2234446691363 (or 2234446691360 counting only the distinct ones).

The product of its (nonzero) digits is 192, while the sum is 18.

Adding to 20110020222213 its reverse (31222202001102), we get a palindrome (51332222223315).

The spelling of 20110020222213 in words is "twenty trillion, one hundred ten billion, twenty million, two hundred twenty-two thousand, two hundred thirteen".