202122022210 has 16 divisors (see below), whose sum is σ = 364077876600. Its totient is φ = 80791422976.

The previous prime is 202122022199. The next prime is 202122022217. The reversal of 202122022210 is 12220221202.

202122022210 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 4 ways, for example, as 152066461849 + 50055560361 = 389957^2 + 223731^2 .

It is not an unprimeable number, because it can be changed into a prime (202122022217) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 7158445 + ... + 7186624.

Almost surely, 2^202122022210 is an apocalyptic number.

202122022210 is a deficient number, since it is larger than the sum of its proper divisors (161955854390).

202122022210 is a wasteful number, since it uses less digits than its factorization.

202122022210 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14346485.

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

Adding to 202122022210 its reverse (12220221202), we get a palindrome (214342243412).

The spelling of 202122022210 in words is "two hundred two billion, one hundred twenty-two million, twenty-two thousand, two hundred ten".