110122121 has 2 divisors, whose sum is σ = 110122122. Its totient is φ = 110122120.

The previous prime is 110122093. The next prime is 110122123. The reversal of 110122121 is 121221011.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 89510521 + 20611600 = 9461^2 + 4540^2 .

It is a cyclic number.

It is not a de Polignac number, because 110122121 - 2⁶ = 110122057 is a prime.

Together with 110122123, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (110122123) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 55061060 + 55061061.

It is an arithmetic number, because the mean of its divisors is an integer number (55061061).

Almost surely, 2^110122121 is an apocalyptic number.

It is an amenable number.

110122121 is a deficient number, since it is larger than the sum of its proper divisors (1).

110122121 is an equidigital number, since it uses as much as digits as its factorization.

110122121 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 8, while the sum is 11.

The square root of 110122121 is about 10493.9087569885. The cubic root of 110122121 is about 479.3192331552.

Adding to 110122121 its reverse (121221011), we get a palindrome (231343132).

The spelling of 110122121 in words is "one hundred ten million, one hundred twenty-two thousand, one hundred twenty-one".