110120222221 has 4 divisors (see below), whose sum is σ = 110203711200. Its totient is φ = 110036733244.

The previous prime is 110120222207. The next prime is 110120222237. The reversal of 110120222221 is 122222021011.

It is a happy number.

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, and also an emirpimes, since its reverse is a distinct semiprime: 122222021011 = 677 ⋅180534743.

It is a cyclic number.

It is not a de Polignac number, because 110120222221 - 2¹¹ = 110120220173 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 110120222195 and 110120222204.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (110120822221) 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, 41742511 + ... + 41745148.

It is an arithmetic number, because the mean of its divisors is an integer number (27550927800).

Almost surely, 2^110120222221 is an apocalyptic number.

It is an amenable number.

110120222221 is a deficient number, since it is larger than the sum of its proper divisors (83488979).

110120222221 is an equidigital number, since it uses as much as digits as its factorization.

110120222221 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 83488978.

The product of its (nonzero) digits is 64, while the sum is 16.

Adding to 110120222221 its reverse (122222021011), we get a palindrome (232342243232).

The spelling of 110120222221 in words is "one hundred ten billion, one hundred twenty million, two hundred twenty-two thousand, two hundred twenty-one".