20201120210222 has 16 divisors (see below), whose sum is σ = 34630601265792. Its totient is φ = 8657595578040.

The previous prime is 20201120210221. The next prime is 20201120210237. The reversal of 20201120210222 is 22201202110202.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 20201120210222.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20201120210221) 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, 2677697 + ... + 6897267.

It is an arithmetic number, because the mean of its divisors is an integer number (2164412579112).

Almost surely, 2^{20201120210222} is an apocalyptic number.

20201120210222 is a deficient number, since it is larger than the sum of its proper divisors (14429481055570).

20201120210222 is a wasteful number, since it uses less digits than its factorization.

20201120210222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4561543.

The product of its (nonzero) digits is 128, while the sum is 17.

Adding to 20201120210222 its reverse (22201202110202), we get a palindrome (42402322320424).

The spelling of 20201120210222 in words is "twenty trillion, two hundred one billion, one hundred twenty million, two hundred ten thousand, two hundred twenty-two".