202020202122 has 32 divisors (see below), whose sum is σ = 405231378432. Its totient is φ = 67141654704.

The previous prime is 202020202091. The next prime is 202020202183. The reversal of 202020202122 is 221202020202.

202020202122 is digitally balanced in base 2 and base 3, because in such bases it contains all the possibile digits an equal number of times.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 14753163 + ... + 14766849.

It is an arithmetic number, because the mean of its divisors is an integer number (12663480576).

Almost surely, 2^202020202122 is an apocalyptic number.

202020202122 is an abundant number, since it is smaller than the sum of its proper divisors (203211176310).

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

202020202122 is a wasteful number, since it uses less digits than its factorization.

202020202122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20762.

The product of its (nonzero) digits is 128, while the sum is 15.

Adding to 202020202122 its reverse (221202020202), we get a palindrome (423222222324).

The spelling of 202020202122 in words is "two hundred two billion, twenty million, two hundred two thousand, one hundred twenty-two".