110122009 has 4 divisors (see below), whose sum is σ = 110238516. Its totient is φ = 110005504.

The previous prime is 110122007. The next prime is 110122021. The reversal of 110122009 is 900221011.

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 69672409 + 40449600 = 8347^2 + 6360^2 .

It is a cyclic number.

It is not a de Polignac number, because 110122009 - 2¹ = 110122007 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 110121983 and 110122001.

It is not an unprimeable number, because it can be changed into a prime (110122007) 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, 56824 + ... + 58729.

It is an arithmetic number, because the mean of its divisors is an integer number (27559629).

Almost surely, 2^110122009 is an apocalyptic number.

It is an amenable number.

110122009 is a deficient number, since it is larger than the sum of its proper divisors (116507).

110122009 is an equidigital number, since it uses as much as digits as its factorization.

110122009 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 116506.

The product of its (nonzero) digits is 36, while the sum is 16.

The square root of 110122009 is about 10493.9034205581. The cubic root of 110122009 is about 479.3190706575.

The spelling of 110122009 in words is "one hundred ten million, one hundred twenty-two thousand, nine".