110221210100221 has 8 divisors (see below), whose sum is σ = 122035966678944. Its totient is φ = 98705561283120.

The previous prime is 110221210100213. The next prime is 110221210100233. The reversal of 110221210100221 is 122001012122011.

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

It is not a de Polignac number, because 110221210100221 - 2³ = 110221210100213 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 110221210100195 and 110221210100204.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (110221210100251) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 74776939630 + ... + 74776941103.

It is an arithmetic number, because the mean of its divisors is an integer number (15254495834868).

Almost surely, 2^{110221210100221} is an apocalyptic number.

110221210100221 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

110221210100221 is a deficient number, since it is larger than the sum of its proper divisors (11814756578723).

110221210100221 is a wasteful number, since it uses less digits than its factorization.

110221210100221 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 149553880811.

The product of its (nonzero) digits is 32, while the sum is 16.

Adding to 110221210100221 its reverse (122001012122011), we get a palindrome (232222222222232).

The spelling of 110221210100221 in words is "one hundred ten trillion, two hundred twenty-one billion, two hundred ten million, one hundred thousand, two hundred twenty-one".