13000121021203 has 2 divisors, whose sum is σ = 13000121021204. Its totient is φ = 13000121021202.

The previous prime is 13000121021099. The next prime is 13000121021269. The reversal of 13000121021203 is 30212012100031.

It is a strong prime.

It is an emirp because it is prime and its reverse (30212012100031) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 13000121021203 - 2³⁷ = 12862682067731 is a prime.

It is not a weakly prime, because it can be changed into another prime (13000121024203) 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, 6500060510601 + 6500060510602.

It is an arithmetic number, because the mean of its divisors is an integer number (6500060510602).

Almost surely, 2^{13000121021203} is an apocalyptic number.

13000121021203 is a deficient number, since it is larger than the sum of its proper divisors (1).

13000121021203 is an equidigital number, since it uses as much as digits as its factorization.

13000121021203 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 72, while the sum is 16.

Adding to 13000121021203 its reverse (30212012100031), we get a palindrome (43212133121234).

The spelling of 13000121021203 in words is "thirteen trillion, one hundred twenty-one million, twenty-one thousand, two hundred three".