102003203203201 has 2 divisors, whose sum is σ = 102003203203202. Its totient is φ = 102003203203200.

The previous prime is 102003203203171. The next prime is 102003203203243. The reversal of 102003203203201 is 102302302300201.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 99761742086400 + 2241461116801 = 9988080^2 + 1497151^2 .

It is a cyclic number.

It is not a de Polignac number, because 102003203203201 - 2⁹ = 102003203202689 is a prime.

It is not a weakly prime, because it can be changed into another prime (102003203203261) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 51001601601600 + 51001601601601.

It is an arithmetic number, because the mean of its divisors is an integer number (51001601601601).

Almost surely, 2^{102003203203201} is an apocalyptic number.

It is an amenable number.

102003203203201 is a deficient number, since it is larger than the sum of its proper divisors (1).

102003203203201 is an equidigital number, since it uses as much as digits as its factorization.

102003203203201 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 432, while the sum is 19.

Adding to 102003203203201 its reverse (102302302300201), we get a palindrome (204305505503402).

The spelling of 102003203203201 in words is "one hundred two trillion, three billion, two hundred three million, two hundred three thousand, two hundred one".