221122201012202 has 16 divisors (see below), whose sum is σ = 379200434338752. Its totient is φ = 94733206568640.

The previous prime is 221122201012187. The next prime is 221122201012241. The reversal of 221122201012202 is 202210102221122.

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 7 ways as a sum of consecutive naturals, for example, 2787542924 + ... + 2787622247.

It is an arithmetic number, because the mean of its divisors is an integer number (23700027146172).

Almost surely, 2^{221122201012202} is an apocalyptic number.

221122201012202 is a deficient number, since it is larger than the sum of its proper divisors (158078233326550).

221122201012202 is a wasteful number, since it uses less digits than its factorization.

221122201012202 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5575168013.

The product of its (nonzero) digits is 256, while the sum is 20.

Adding to 221122201012202 its reverse (202210102221122), we get a palindrome (423332303233324).

The spelling of 221122201012202 in words is "two hundred twenty-one trillion, one hundred twenty-two billion, two hundred one million, twelve thousand, two hundred two".