203032313201 has 2 divisors, whose sum is σ = 203032313202. Its totient is φ = 203032313200.

The previous prime is 203032313191. The next prime is 203032313243. The reversal of 203032313201 is 102313230302.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 121487799601 + 81544513600 = 348551^2 + 285560^2 .

It is a cyclic number.

It is not a de Polignac number, because 203032313201 - 2²² = 203028118897 is a prime.

It is not a weakly prime, because it can be changed into another prime (203032013201) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 101516156600 + 101516156601.

It is an arithmetic number, because the mean of its divisors is an integer number (101516156601).

Almost surely, 2^203032313201 is an apocalyptic number.

It is an amenable number.

203032313201 is a deficient number, since it is larger than the sum of its proper divisors (1).

203032313201 is an equidigital number, since it uses as much as digits as its factorization.

203032313201 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 648, while the sum is 20.

Adding to 203032313201 its reverse (102313230302), we get a palindrome (305345543503).

The spelling of 203032313201 in words is "two hundred three billion, thirty-two million, three hundred thirteen thousand, two hundred one".