121130310343103 has 2 divisors, whose sum is σ = 121130310343104. Its totient is φ = 121130310343102.

The previous prime is 121130310343033. The next prime is 121130310343151. The reversal of 121130310343103 is 301343013031121.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 121130310343103 - 2¹⁰ = 121130310342079 is a prime.

It is a Sophie Germain prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (121130310333103) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 60565155171551 + 60565155171552.

It is an arithmetic number, because the mean of its divisors is an integer number (60565155171552).

Almost surely, 2^{121130310343103} is an apocalyptic number.

121130310343103 is a deficient number, since it is larger than the sum of its proper divisors (1).

121130310343103 is an equidigital number, since it uses as much as digits as its factorization.

121130310343103 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1944, while the sum is 26.

Adding to 121130310343103 its reverse (301343013031121), we get a palindrome (422473323374224).

The spelling of 121130310343103 in words is "one hundred twenty-one trillion, one hundred thirty billion, three hundred ten million, three hundred forty-three thousand, one hundred three".