110100202221 has 4 divisors (see below), whose sum is σ = 146800269632. Its totient is φ = 73400134812.

The previous prime is 110100202189. The next prime is 110100202231. The reversal of 110100202221 is 122202001011.

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 not a de Polignac number, because 110100202221 - 2⁵ = 110100202189 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 110100202197 and 110100202206.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (110100202231) 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, 18350033701 + ... + 18350033706.

It is an arithmetic number, because the mean of its divisors is an integer number (36700067408).

Almost surely, 2^110100202221 is an apocalyptic number.

It is an amenable number.

110100202221 is a deficient number, since it is larger than the sum of its proper divisors (36700067411).

110100202221 is an equidigital number, since it uses as much as digits as its factorization.

110100202221 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 36700067410.

The product of its (nonzero) digits is 16, while the sum is 12.

Adding to 110100202221 its reverse (122202001011), we get a palindrome (232302203232).

The spelling of 110100202221 in words is "one hundred ten billion, one hundred million, two hundred two thousand, two hundred twenty-one".