110111001102221 has 24 divisors (see below), whose sum is σ = 130556592797184. Its totient is φ = 90877330732320.

The previous prime is 110111001102211. The next prime is 110111001102241. The reversal of 110111001102221 is 122201100111011.

It is a de Polignac number, because none of the positive numbers 2^k-110111001102221 is a prime.

It is a super-2 number, since 2×110111001102221² (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 = 110111001102196 and 110111001102205.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (110111001102211) 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 23 ways as a sum of consecutive naturals, for example, 2186711 + ... + 15000123.

It is an arithmetic number, because the mean of its divisors is an integer number (5439858033216).

Almost surely, 2^{110111001102221} is an apocalyptic number.

It is an amenable number.

110111001102221 is a deficient number, since it is larger than the sum of its proper divisors (20445591694963).

110111001102221 is an equidigital number, since it uses as much as digits as its factorization.

110111001102221 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12813849 (or 12813650 counting only the distinct ones).

The product of its (nonzero) digits is 8, while the sum is 14.

Adding to 110111001102221 its reverse (122201100111011), we get a palindrome (232312101213232).

The spelling of 110111001102221 in words is "one hundred ten trillion, one hundred eleven billion, one million, one hundred two thousand, two hundred twenty-one".