202221121221102 has 8 divisors (see below), whose sum is σ = 404442242442216. Its totient is φ = 67407040407032.

The previous prime is 202221121220981. The next prime is 202221121221113. The reversal of 202221121221102 is 201122121122202.

It is a sphenic number, since it is the product of 3 distinct primes.

202221121221102 is an admirable number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 16851760101753 + ... + 16851760101764.

It is an arithmetic number, because the mean of its divisors is an integer number (50555280305277).

Almost surely, 2^{202221121221102} is an apocalyptic number.

202221121221102 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

202221121221102 is a wasteful number, since it uses less digits than its factorization.

202221121221102 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 33703520203522.

The product of its (nonzero) digits is 256, while the sum is 21.

Adding to 202221121221102 its reverse (201122121122202), we get a palindrome (403343242343304).

The spelling of 202221121221102 in words is "two hundred two trillion, two hundred twenty-one billion, one hundred twenty-one million, two hundred twenty-one thousand, one hundred two".