110530421 has 2 divisors, whose sum is σ = 110530422. Its totient is φ = 110530420.

The previous prime is 110530403. The next prime is 110530439. The reversal of 110530421 is 124035011.

It is a balanced prime because it is at equal distance from previous prime (110530403) and next prime (110530439).

It can be written as a sum of positive squares in only one way, i.e., 77880625 + 32649796 = 8825^2 + 5714^2 .

It is an emirp because it is prime and its reverse (124035011) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 110530421 - 2¹⁴ = 110514037 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 110530421.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (110530471) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 55265210 + 55265211.

It is an arithmetic number, because the mean of its divisors is an integer number (55265211).

Almost surely, 2^110530421 is an apocalyptic number.

It is an amenable number.

110530421 is a deficient number, since it is larger than the sum of its proper divisors (1).

110530421 is an equidigital number, since it uses as much as digits as its factorization.

110530421 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 120, while the sum is 17.

The square root of 110530421 is about 10513.3449006489. The cubic root of 110530421 is about 479.9108934710.

Adding to 110530421 its reverse (124035011), we get a palindrome (234565432).

The spelling of 110530421 in words is "one hundred ten million, five hundred thirty thousand, four hundred twenty-one".