20201020222 has 8 divisors (see below), whose sum is σ = 30361773456. Its totient is φ = 10080429072.

The previous prime is 20201020193. The next prime is 20201020237. The reversal of 20201020222 is 22202010202.

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

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 10039263 + ... + 10041274.

It is an arithmetic number, because the mean of its divisors is an integer number (3795221682).

Almost surely, 2^20201020222 is an apocalyptic number.

20201020222 is a deficient number, since it is larger than the sum of its proper divisors (10160753234).

20201020222 is a wasteful number, since it uses less digits than its factorization.

20201020222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20081042.

The product of its (nonzero) digits is 64, while the sum is 13.

Adding to 20201020222 its reverse (22202010202), we get a palindrome (42403030424).

It can be divided in two parts, 202010202 and 22, that multiplied together give a palindrome (4444224444).

The spelling of 20201020222 in words is "twenty billion, two hundred one million, twenty thousand, two hundred twenty-two".