22202020212210 has 96 divisors (see below), whose sum is σ = 62405678612160. Its totient is φ = 5457338665344.

The previous prime is 22202020212161. The next prime is 22202020212271. The reversal of 22202020212210 is 1221202020222.

22202020212210 is a `hidden beast` number, since 2 + 220 + 2 + 0 + 20 + 212 + 210 = 666.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a Curzon number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 175391292 + ... + 175517831.

It is an arithmetic number, because the mean of its divisors is an integer number (650059152210).

Almost surely, 2^{22202020212210} is an apocalyptic number.

22202020212210 is an abundant number, since it is smaller than the sum of its proper divisors (40203658399950).

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

22202020212210 is a wasteful number, since it uses less digits than its factorization.

22202020212210 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 350909192 (or 350909189 counting only the distinct ones).

The product of its (nonzero) digits is 256, while the sum is 18.

Adding to 22202020212210 its reverse (1221202020222), we get a palindrome (23423222232432).

The spelling of 22202020212210 in words is "twenty-two trillion, two hundred two billion, twenty million, two hundred twelve thousand, two hundred ten".