202222000221222 has 64 divisors (see below), whose sum is σ = 426538000512000. Its totient is φ = 63738545476608.

The previous prime is 202222000221211. The next prime is 202222000221229. The reversal of 202222000221222 is 222122000222202.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (202222000221229) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 166137654 + ... + 167350422.

It is an arithmetic number, because the mean of its divisors is an integer number (6664656258000).

Almost surely, 2^{202222000221222} is an apocalyptic number.

202222000221222 is an abundant number, since it is smaller than the sum of its proper divisors (224316000290778).

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

202222000221222 is a wasteful number, since it uses less digits than its factorization.

202222000221222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1215565.

The product of its (nonzero) digits is 1024, while the sum is 21.

Adding to 202222000221222 its reverse (222122000222202), we get a palindrome (424344000443424).

The spelling of 202222000221222 in words is "two hundred two trillion, two hundred twenty-two billion, two hundred twenty-one thousand, two hundred twenty-two".