10121313230309 has 2 divisors, whose sum is σ = 10121313230310. Its totient is φ = 10121313230308.

The previous prime is 10121313230291. The next prime is 10121313230411. The reversal of 10121313230309 is 90303231312101.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 9952163637025 + 169149593284 = 3154705^2 + 411278^2 .

It is a cyclic number.

It is not a de Polignac number, because 10121313230309 - 2³² = 10117018263013 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (10121313230009) 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, 5060656615154 + 5060656615155.

It is an arithmetic number, because the mean of its divisors is an integer number (5060656615155).

Almost surely, 2^{10121313230309} is an apocalyptic number.

It is an amenable number.

10121313230309 is a deficient number, since it is larger than the sum of its proper divisors (1).

10121313230309 is an equidigital number, since it uses as much as digits as its factorization.

10121313230309 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2916, while the sum is 29.

The spelling of 10121313230309 in words is "ten trillion, one hundred twenty-one billion, three hundred thirteen million, two hundred thirty thousand, three hundred nine".