221110001202202 has 64 divisors (see below), whose sum is σ = 400395945590784. Its totient is φ = 89566669019520.

The previous prime is 221110001202191. The next prime is 221110001202221. The reversal of 221110001202202 is 202202100011122.

It is a happy number.

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 31 ways as a sum of consecutive naturals, for example, 324695923 + ... + 325376185.

It is an arithmetic number, because the mean of its divisors is an integer number (6256186649856).

Almost surely, 2^{221110001202202} is an apocalyptic number.

221110001202202 is a deficient number, since it is larger than the sum of its proper divisors (179285944388582).

221110001202202 is a wasteful number, since it uses less digits than its factorization.

221110001202202 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 697763.

The product of its (nonzero) digits is 64, while the sum is 16.

Adding to 221110001202202 its reverse (202202100011122), we get a palindrome (423312101213324).

The spelling of 221110001202202 in words is "two hundred twenty-one trillion, one hundred ten billion, one million, two hundred two thousand, two hundred two".