20220222201020 has 12 divisors (see below), whose sum is σ = 42462466622184. Its totient is φ = 8088088880400.

The previous prime is 20220222201019. The next prime is 20220222201037. The reversal of 20220222201020 is 2010222202202.

It is a self number, because there is not a number n which added to its sum of digits gives 20220222201020.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 505505555006 + ... + 505505555045.

It is an arithmetic number, because the mean of its divisors is an integer number (3538538885182).

Almost surely, 2^{20220222201020} is an apocalyptic number.

20220222201020 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

20220222201020 is an abundant number, since it is smaller than the sum of its proper divisors (22242244421164).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

20220222201020 is a wasteful number, since it uses less digits than its factorization.

20220222201020 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1011011110060 (or 1011011110058 counting only the distinct ones).

The product of its (nonzero) digits is 256, while the sum is 17.

Adding to 20220222201020 its reverse (2010222202202), we get a palindrome (22230444403222).

The spelling of 20220222201020 in words is "twenty trillion, two hundred twenty billion, two hundred twenty-two million, two hundred one thousand, twenty".