110143121 has 4 divisors (see below), whose sum is σ = 120156144. Its totient is φ = 100130100.

The previous prime is 110143087. The next prime is 110143129. The reversal of 110143121 is 121341011.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 110143121 - 2¹⁸ = 109880977 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 110143096 and 110143105.

It is not an unprimeable number, because it can be changed into a prime (110143129) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5006495 + ... + 5006516.

It is an arithmetic number, because the mean of its divisors is an integer number (30039036).

Almost surely, 2^110143121 is an apocalyptic number.

110143121 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

110143121 is a deficient number, since it is larger than the sum of its proper divisors (10013023).

110143121 is a wasteful number, since it uses less digits than its factorization.

110143121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10013022.

The product of its (nonzero) digits is 24, while the sum is 14.

The square root of 110143121 is about 10494.9092897461. The cubic root of 110143121 is about 479.3496995260.

Adding to 110143121 its reverse (121341011), we get a palindrome (231484132).

The spelling of 110143121 in words is "one hundred ten million, one hundred forty-three thousand, one hundred twenty-one".