121241443003 has 2 divisors, whose sum is σ = 121241443004. Its totient is φ = 121241443002.

The previous prime is 121241442997. The next prime is 121241443033. The reversal of 121241443003 is 300344142121.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-121241443003 is a prime.

It is not a weakly prime, because it can be changed into another prime (121241443033) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 60620721501 + 60620721502.

It is an arithmetic number, because the mean of its divisors is an integer number (60620721502).

Almost surely, 2^121241443003 is an apocalyptic number.

121241443003 is a deficient number, since it is larger than the sum of its proper divisors (1).

121241443003 is an equidigital number, since it uses as much as digits as its factorization.

121241443003 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2304, while the sum is 25.

Adding to 121241443003 its reverse (300344142121), we get a palindrome (421585585124).

The spelling of 121241443003 in words is "one hundred twenty-one billion, two hundred forty-one million, four hundred forty-three thousand, three".