121003244113 has 16 divisors (see below), whose sum is σ = 133169218560. Its totient is φ = 109472345856.

The previous prime is 121003244101. The next prime is 121003244129. The reversal of 121003244113 is 311442300121.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-121003244113 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (121003284113) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1106673 + ... + 1211086.

It is an arithmetic number, because the mean of its divisors is an integer number (8323076160).

Almost surely, 2^121003244113 is an apocalyptic number.

It is an amenable number.

121003244113 is a deficient number, since it is larger than the sum of its proper divisors (12165974447).

121003244113 is a wasteful number, since it uses less digits than its factorization.

121003244113 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2317896.

The product of its (nonzero) digits is 576, while the sum is 22.

Adding to 121003244113 its reverse (311442300121), we get a palindrome (432445544234).

The spelling of 121003244113 in words is "one hundred twenty-one billion, three million, two hundred forty-four thousand, one hundred thirteen".