202020221102203 has 6 divisors (see below), whose sum is σ = 235003114343436. Its totient is φ = 173160189516132.

The previous prime is 202020221102197. The next prime is 202020221102237. The reversal of 202020221102203 is 302201122020202.

It is not a de Polignac number, because 202020221102203 - 2³⁷ = 201882782148731 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (202020221105203) 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, 2061430827525 + ... + 2061430827622.

It is an arithmetic number, because the mean of its divisors is an integer number (39167185723906).

Almost surely, 2^{202020221102203} is an apocalyptic number.

202020221102203 is a deficient number, since it is larger than the sum of its proper divisors (32982893241233).

202020221102203 is an equidigital number, since it uses as much as digits as its factorization.

202020221102203 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4122861655161 (or 4122861655154 counting only the distinct ones).

The product of its (nonzero) digits is 384, while the sum is 19.

Adding to 202020221102203 its reverse (302201122020202), we get a palindrome (504221343122405).

The spelling of 202020221102203 in words is "two hundred two trillion, twenty billion, two hundred twenty-one million, one hundred two thousand, two hundred three".