110001220122221 has 8 divisors (see below), whose sum is σ = 111792337453440. Its totient is φ = 108221193301312.

The previous prime is 110001220122197. The next prime is 110001220122239. The reversal of 110001220122221 is 122221022100011.

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

It is a cyclic number.

It is not a de Polignac number, because 110001220122221 - 2²⁶ = 110001153013357 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 110001220122221.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (110001220122251) 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, 2772607580 + ... + 2772647253.

It is an arithmetic number, because the mean of its divisors is an integer number (13974042181680).

Almost surely, 2^{110001220122221} is an apocalyptic number.

It is an amenable number.

110001220122221 is a deficient number, since it is larger than the sum of its proper divisors (1791117331219).

110001220122221 is an equidigital number, since it uses as much as digits as its factorization.

110001220122221 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5545255155.

The product of its (nonzero) digits is 64, while the sum is 17.

Adding to 110001220122221 its reverse (122221022100011), we get a palindrome (232222242222232).

The spelling of 110001220122221 in words is "one hundred ten trillion, one billion, two hundred twenty million, one hundred twenty-two thousand, two hundred twenty-one".