110224421 has 2 divisors, whose sum is σ = 110224422. Its totient is φ = 110224420.

The previous prime is 110224417. The next prime is 110224469. The reversal of 110224421 is 124422011.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 98287396 + 11937025 = 9914^2 + 3455^2 .

It is a cyclic number.

It is not a de Polignac number, because 110224421 - 2² = 110224417 is a prime.

It is a Chen prime.

It is a self number, because there is not a number n which added to its sum of digits gives 110224421.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (110227421) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 55112210 + 55112211.

It is an arithmetic number, because the mean of its divisors is an integer number (55112211).

Almost surely, 2^110224421 is an apocalyptic number.

It is an amenable number.

110224421 is a deficient number, since it is larger than the sum of its proper divisors (1).

110224421 is an equidigital number, since it uses as much as digits as its factorization.

110224421 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 128, while the sum is 17.

The square root of 110224421 is about 10498.7818817232. The cubic root of 110224421 is about 479.4676114015.

Adding to 110224421 its reverse (124422011), we get a palindrome (234646432).

The spelling of 110224421 in words is "one hundred ten million, two hundred twenty-four thousand, four hundred twenty-one".