110110212020221 has 8 divisors (see below), whose sum is σ = 125840886183680. Its totient is φ = 94379698825488.

The previous prime is 110110212020213. The next prime is 110110212020227. The reversal of 110110212020221 is 122020212011011.

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 110110212020221 - 2³ = 110110212020213 is a prime.

It is a super-2 number, since 2×110110212020221² (a number of 29 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 110110212020195 and 110110212020204.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (110110212020227) 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, 38772786 + ... + 41515651.

It is an arithmetic number, because the mean of its divisors is an integer number (15730110772960).

Almost surely, 2^{110110212020221} is an apocalyptic number.

It is an amenable number.

110110212020221 is a deficient number, since it is larger than the sum of its proper divisors (15730674163459).

110110212020221 is an equidigital number, since it uses as much as digits as its factorization.

110110212020221 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 80484363.

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

Adding to 110110212020221 its reverse (122020212011011), we get a palindrome (232130424031232).

The spelling of 110110212020221 in words is "one hundred ten trillion, one hundred ten billion, two hundred twelve million, twenty thousand, two hundred twenty-one".