121241303 has 4 divisors (see below), whose sum is σ = 126512688. Its totient is φ = 115969920.

The previous prime is 121241293. The next prime is 121241311. The reversal of 121241303 is 303142121.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 121241303 - 2⁴ = 121241287 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (121241333) 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, 2635658 + ... + 2635703.

It is an arithmetic number, because the mean of its divisors is an integer number (31628172).

Almost surely, 2^121241303 is an apocalyptic number.

121241303 is a deficient number, since it is larger than the sum of its proper divisors (5271385).

121241303 is an equidigital number, since it uses as much as digits as its factorization.

121241303 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5271384.

The product of its (nonzero) digits is 144, while the sum is 17.

The square root of 121241303 is about 11010.9628552638. The cubic root of 121241303 is about 494.9373154646.

Adding to 121241303 its reverse (303142121), we get a palindrome (424383424).

The spelling of 121241303 in words is "one hundred twenty-one million, two hundred forty-one thousand, three hundred three".