222120221110 has 64 divisors (see below), whose sum is σ = 407850655680. Its totient is φ = 87085004800.

The previous prime is 222120221093. The next prime is 222120221131. The reversal of 222120221110 is 11122021222.

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 31 ways as a sum of consecutive naturals, for example, 42121434 + ... + 42126706.

It is an arithmetic number, because the mean of its divisors is an integer number (6372666495).

Almost surely, 2^222120221110 is an apocalyptic number.

222120221110 is a deficient number, since it is larger than the sum of its proper divisors (185730434570).

222120221110 is a wasteful number, since it uses less digits than its factorization.

222120221110 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5793.

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

Adding to 222120221110 its reverse (11122021222), we get a palindrome (233242242332).

The spelling of 222120221110 in words is "two hundred twenty-two billion, one hundred twenty million, two hundred twenty-one thousand, one hundred ten".