202221200121222 has 16 divisors (see below), whose sum is σ = 404442790428672. Its totient is φ = 67407001676040.

The previous prime is 202221200121169. The next prime is 202221200121251. The reversal of 202221200121222 is 222121002122202.

It is a super-3 number, since 3×202221200121222³ (a number of 44 digits) contains 333 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 9290598 + ... + 22153049.

It is an arithmetic number, because the mean of its divisors is an integer number (25277674401792).

Almost surely, 2^{202221200121222} is an apocalyptic number.

202221200121222 is an abundant number, since it is smaller than the sum of its proper divisors (202221590307450).

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

202221200121222 is a wasteful number, since it uses less digits than its factorization.

202221200121222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 32515523.

The product of its (nonzero) digits is 512, while the sum is 21.

Adding to 202221200121222 its reverse (222121002122202), we get a palindrome (424342202243424).

The spelling of 202221200121222 in words is "two hundred two trillion, two hundred twenty-one billion, two hundred million, one hundred twenty-one thousand, two hundred twenty-two".