10000121303 has 2 divisors, whose sum is σ = 10000121304. Its totient is φ = 10000121302.

The previous prime is 10000121297. The next prime is 10000121311. The reversal of 10000121303 is 30312100001.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 10000121303 - 2¹² = 10000117207 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (10000121353) 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 as a sum of consecutive naturals, namely, 5000060651 + 5000060652.

It is an arithmetic number, because the mean of its divisors is an integer number (5000060652).

Almost surely, 2^10000121303 is an apocalyptic number.

10000121303 is a deficient number, since it is larger than the sum of its proper divisors (1).

10000121303 is an equidigital number, since it uses as much as digits as its factorization.

10000121303 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 18, while the sum is 11.

Adding to 10000121303 its reverse (30312100001), we get a palindrome (40312221304).

The spelling of 10000121303 in words is "ten billion, one hundred twenty-one thousand, three hundred three".