110221002221 has 16 divisors (see below), whose sum is σ = 120417893568. Its totient is φ = 100053715200.

The previous prime is 110221002211. The next prime is 110221002251. The reversal of 110221002221 is 122200122011.

It is a cyclic number.

It is not a de Polignac number, because 110221002221 - 2¹⁰ = 110221001197 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 110221002196 and 110221002205.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (110221002211) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 31789730 + ... + 31793196.

It is an arithmetic number, because the mean of its divisors is an integer number (7526118348).

Almost surely, 2^110221002221 is an apocalyptic number.

110221002221 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

110221002221 is a deficient number, since it is larger than the sum of its proper divisors (10196891347).

110221002221 is a wasteful number, since it uses less digits than its factorization.

110221002221 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6892.

The product of its (nonzero) digits is 32, while the sum is 14.

Adding to 110221002221 its reverse (122200122011), we get a palindrome (232421124232).

The spelling of 110221002221 in words is "one hundred ten billion, two hundred twenty-one million, two thousand, two hundred twenty-one".