203324420000129 has 2 divisors, whose sum is σ = 203324420000130. Its totient is φ = 203324420000128.

The previous prime is 203324420000111. The next prime is 203324420000161. The reversal of 203324420000129 is 921000024423302.

It is an a-pointer prime, because the next prime (203324420000161) can be obtained adding 203324420000129 to its sum of digits (32).

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 186869446800400 + 16454973199729 = 13670020^2 + 4056473^2 .

It is a cyclic number.

It is not a de Polignac number, because 203324420000129 - 2⁴⁴ = 185732233955713 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 203324420000095 and 203324420000104.

It is not a weakly prime, because it can be changed into another prime (203324420000929) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 101662210000064 + 101662210000065.

It is an arithmetic number, because the mean of its divisors is an integer number (101662210000065).

Almost surely, 2^{203324420000129} is an apocalyptic number.

It is an amenable number.

203324420000129 is a deficient number, since it is larger than the sum of its proper divisors (1).

203324420000129 is an equidigital number, since it uses as much as digits as its factorization.

203324420000129 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 20736, while the sum is 32.

The spelling of 203324420000129 in words is "two hundred three trillion, three hundred twenty-four billion, four hundred twenty million, one hundred twenty-nine", and thus it is an aban number.