110020110221 has 4 divisors (see below), whose sum is σ = 125737268832. Its totient is φ = 94302951612.

The previous prime is 110020110209. The next prime is 110020110227. The reversal of 110020110221 is 122011020011.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-110020110221 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (110020110227) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7858579295 + ... + 7858579308.

It is an arithmetic number, because the mean of its divisors is an integer number (31434317208).

Almost surely, 2^110020110221 is an apocalyptic number.

It is an amenable number.

110020110221 is a deficient number, since it is larger than the sum of its proper divisors (15717158611).

110020110221 is an equidigital number, since it uses as much as digits as its factorization.

110020110221 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15717158610.

The product of its (nonzero) digits is 8, while the sum is 11.

Adding to 110020110221 its reverse (122011020011), we get a palindrome (232031130232).

The spelling of 110020110221 in words is "one hundred ten billion, twenty million, one hundred ten thousand, two hundred twenty-one".