110530121 has 4 divisors (see below), whose sum is σ = 119032452. Its totient is φ = 102027792.

The previous prime is 110530117. The next prime is 110530127. The reversal of 110530121 is 121035011.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 31764496 + 78765625 = 5636^2 + 8875^2 .

It is a cyclic number.

It is not a de Polignac number, because 110530121 - 2² = 110530117 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 110530096 and 110530105.

It is not an unprimeable number, because it can be changed into a prime (110530127) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4251146 + ... + 4251171.

It is an arithmetic number, because the mean of its divisors is an integer number (29758113).

Almost surely, 2^110530121 is an apocalyptic number.

It is an amenable number.

110530121 is a deficient number, since it is larger than the sum of its proper divisors (8502331).

110530121 is an equidigital number, since it uses as much as digits as its factorization.

110530121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8502330.

The product of its (nonzero) digits is 30, while the sum is 14.

The square root of 110530121 is about 10513.3306330582. The cubic root of 110530121 is about 479.9104592816.

Adding to 110530121 its reverse (121035011), we get a palindrome (231565132).

The spelling of 110530121 in words is "one hundred ten million, five hundred thirty thousand, one hundred twenty-one".