202222210164 has 24 divisors (see below), whose sum is σ = 508148118240. Its totient is φ = 62222218464.

The previous prime is 202222210163. The next prime is 202222210219. The reversal of 202222210164 is 461012222202.

It is a super-2 number, since 2×202222210164² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (202222210163) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 648147954 + ... + 648148265.

It is an arithmetic number, because the mean of its divisors is an integer number (21172838260).

Almost surely, 2^202222210164 is an apocalyptic number.

It is an amenable number.

202222210164 is an abundant number, since it is smaller than the sum of its proper divisors (305925908076).

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

202222210164 is a wasteful number, since it uses less digits than its factorization.

202222210164 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1296296239 (or 1296296237 counting only the distinct ones).

The product of its (nonzero) digits is 1536, while the sum is 24.

Adding to 202222210164 its reverse (461012222202), we get a palindrome (663234432366).

The spelling of 202222210164 in words is "two hundred two billion, two hundred twenty-two million, two hundred ten thousand, one hundred sixty-four".