110320032221 has 8 divisors (see below), whose sum is σ = 128653099200. Its totient is φ = 94560027324.

The previous prime is 110320032209. The next prime is 110320032257. The reversal of 110320032221 is 122230023011.

It is not a de Polignac number, because 110320032221 - 2⁶ = 110320032157 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 110320032221.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (110320032521) 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, 160816031 + ... + 160816716.

It is an arithmetic number, because the mean of its divisors is an integer number (16081637400).

Almost surely, 2^110320032221 is an apocalyptic number.

It is an amenable number.

110320032221 is a deficient number, since it is larger than the sum of its proper divisors (18333066979).

110320032221 is an frugal number, since it uses more digits than its factorization.

110320032221 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 321632768 (or 321632754 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 17.

Adding to 110320032221 its reverse (122230023011), we get a palindrome (232550055232).

The spelling of 110320032221 in words is "one hundred ten billion, three hundred twenty million, thirty-two thousand, two hundred twenty-one".