110221210221222 has 64 divisors (see below), whose sum is σ = 228360886161408. Its totient is φ = 35429282064000.

The previous prime is 110221210221217. The next prime is 110221210221251. The reversal of 110221210221222 is 222122012122011.

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 31 ways as a sum of consecutive naturals, for example, 61453272 + ... + 63221412.

It is an arithmetic number, because the mean of its divisors is an integer number (3568138846272).

Almost surely, 2^{110221210221222} is an apocalyptic number.

110221210221222 is an abundant number, since it is smaller than the sum of its proper divisors (118139675940186).

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

110221210221222 is a wasteful number, since it uses less digits than its factorization.

110221210221222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1769365.

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

Adding to 110221210221222 its reverse (222122012122011), we get a palindrome (332343222343233).

The spelling of 110221210221222 in words is "one hundred ten trillion, two hundred twenty-one billion, two hundred ten million, two hundred twenty-one thousand, two hundred twenty-two".