221122122002202 has 8 divisors (see below), whose sum is σ = 442244244004416. Its totient is φ = 73707374000732.

The previous prime is 221122122002191. The next prime is 221122122002207. The reversal of 221122122002202 is 202200221221122.

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

221122122002202 is an admirable number.

It is not an unprimeable number, because it can be changed into a prime (221122122002207) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 18426843500178 + ... + 18426843500189.

It is an arithmetic number, because the mean of its divisors is an integer number (55280530500552).

Almost surely, 2^{221122122002202} is an apocalyptic number.

221122122002202 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.

221122122002202 is a wasteful number, since it uses less digits than its factorization.

221122122002202 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 36853687000372.

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

Adding to 221122122002202 its reverse (202200221221122), we get a palindrome (423322343223324).

The spelling of 221122122002202 in words is "two hundred twenty-one trillion, one hundred twenty-two billion, one hundred twenty-two million, two thousand, two hundred two".