121123303 has 8 divisors (see below), whose sum is σ = 141646208. Its totient is φ = 101405304.

The previous prime is 121123297. The next prime is 121123333. The reversal of 121123303 is 303321121.

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

It is not a de Polignac number, because 121123303 - 2⁹ = 121122791 is a prime.

It is a Duffinian number.

It is a zygodrome in base 2.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (121123333) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 200901 + ... + 201502.

It is an arithmetic number, because the mean of its divisors is an integer number (17705776).

Almost surely, 2^121123303 is an apocalyptic number.

121123303 is a deficient number, since it is larger than the sum of its proper divisors (20522905).

121123303 is an equidigital number, since it uses as much as digits as its factorization.

121123303 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 402453.

The product of its (nonzero) digits is 108, while the sum is 16.

The square root of 121123303 is about 11005.6032547062. The cubic root of 121123303 is about 494.7766948425.

Adding to 121123303 its reverse (303321121), we get a palindrome (424444424).

The spelling of 121123303 in words is "one hundred twenty-one million, one hundred twenty-three thousand, three hundred three".