202202021122 has 24 divisors (see below), whose sum is σ = 326146331196. Its totient is φ = 93972718944.

The previous prime is 202202021117. The next prime is 202202021137. The reversal of 202202021122 is 221120202202.

202202021122 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 194790705201 + 7411315921 = 441351^2 + 86089^2 .

It is a junction number, because it is equal to n+sod(n) for n = 202202021096 and 202202021105.

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 11 ways as a sum of consecutive naturals, for example, 2603793 + ... + 2680324.

Almost surely, 2^202202021122 is an apocalyptic number.

202202021122 is a deficient number, since it is larger than the sum of its proper divisors (123944310074).

202202021122 is a wasteful number, since it uses less digits than its factorization.

202202021122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5284210 (or 5284191 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 16.

Adding to 202202021122 its reverse (221120202202), we get a palindrome (423322223324).

The spelling of 202202021122 in words is "two hundred two billion, two hundred two million, twenty-one thousand, one hundred twenty-two".