1110110212221 has 8 divisors (see below), whose sum is σ = 1480163016000. Its totient is φ = 740065441632.

The previous prime is 1110110212219. The next prime is 1110110212271. The reversal of 1110110212221 is 1222120110111.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 1110110212221 - 2¹ = 1110110212219 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 1110110212221.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1110110212271) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1678096 + ... + 2244153.

It is an arithmetic number, because the mean of its divisors is an integer number (185020377000).

Almost surely, 2^{1110110212221} is an apocalyptic number.

It is an amenable number.

1110110212221 is a deficient number, since it is larger than the sum of its proper divisors (370052803779).

1110110212221 is an equidigital number, since it uses as much as digits as its factorization.

1110110212221 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4016595.

The product of its (nonzero) digits is 16, while the sum is 15.

Adding to 1110110212221 its reverse (1222120110111), we get a palindrome (2332230322332).

The spelling of 1110110212221 in words is "one trillion, one hundred ten billion, one hundred ten million, two hundred twelve thousand, two hundred twenty-one".