221020022201110 has 32 divisors (see below), whose sum is σ = 434003582649600. Its totient is φ = 80370800504160.

The previous prime is 221020022201053. The next prime is 221020022201123. The reversal of 221020022201110 is 11102220020122.

It is a happy number.

It is a congruent 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 15 ways as a sum of consecutive naturals, for example, 121846381 + ... + 123646999.

It is an arithmetic number, because the mean of its divisors is an integer number (13562611957800).

Almost surely, 2^{221020022201110} is an apocalyptic number.

221020022201110 is a deficient number, since it is larger than the sum of its proper divisors (212983560448490).

221020022201110 is a wasteful number, since it uses less digits than its factorization.

221020022201110 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2916516.

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

Adding to 221020022201110 its reverse (11102220020122), we get a palindrome (232122242221232).

The spelling of 221020022201110 in words is "two hundred twenty-one trillion, twenty billion, twenty-two million, two hundred one thousand, one hundred ten".