121044242303 has 2 divisors, whose sum is σ = 121044242304. Its totient is φ = 121044242302.

The previous prime is 121044242251. The next prime is 121044242329. The reversal of 121044242303 is 303242440121.

It is an a-pointer prime, because the next prime (121044242329) can be obtained adding 121044242303 to its sum of digits (26).

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 121044242303 - 2²⁰ = 121043193727 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (121044242003) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 60522121151 + 60522121152.

It is an arithmetic number, because the mean of its divisors is an integer number (60522121152).

Almost surely, 2^121044242303 is an apocalyptic number.

121044242303 is a deficient number, since it is larger than the sum of its proper divisors (1).

121044242303 is an equidigital number, since it uses as much as digits as its factorization.

121044242303 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 4608, while the sum is 26.

Adding to 121044242303 its reverse (303242440121), we get a palindrome (424286682424).

The spelling of 121044242303 in words is "one hundred twenty-one billion, forty-four million, two hundred forty-two thousand, three hundred three".