110121005 has 8 divisors (see below), whose sum is σ = 132437112. Its totient is φ = 87902208.

The previous prime is 110120977. The next prime is 110121031. The reversal of 110121005 is 500121011.

It can be written as a sum of positive squares in 4 ways, for example, as 40998409 + 69122596 = 6403^2 + 8314^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 110121005 - 2⁸ = 110120749 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 21812 + ... + 26381.

It is an arithmetic number, because the mean of its divisors is an integer number (16554639).

Almost surely, 2^110121005 is an apocalyptic number.

It is an amenable number.

110121005 is a deficient number, since it is larger than the sum of its proper divisors (22316107).

110121005 is an equidigital number, since it uses as much as digits as its factorization.

110121005 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 48655.

The product of its (nonzero) digits is 10, while the sum is 11.

The square root of 110121005 is about 10493.8555831496. The cubic root of 110121005 is about 479.3176139768.

Adding to 110121005 its reverse (500121011), we get a palindrome (610242016).

The spelling of 110121005 in words is "one hundred ten million, one hundred twenty-one thousand, five".