203132021201 has 2 divisors, whose sum is σ = 203132021202. Its totient is φ = 203132021200.

The previous prime is 203132021179. The next prime is 203132021249. The reversal of 203132021201 is 102120231302.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 153545638801 + 49586382400 = 391849^2 + 222680^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-203132021201 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 203132021201.

It is not a weakly prime, because it can be changed into another prime (203132021501) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 101566010600 + 101566010601.

It is an arithmetic number, because the mean of its divisors is an integer number (101566010601).

Almost surely, 2^203132021201 is an apocalyptic number.

It is an amenable number.

203132021201 is a deficient number, since it is larger than the sum of its proper divisors (1).

203132021201 is an equidigital number, since it uses as much as digits as its factorization.

203132021201 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 144, while the sum is 17.

Adding to 203132021201 its reverse (102120231302), we get a palindrome (305252252503).

The spelling of 203132021201 in words is "two hundred three billion, one hundred thirty-two million, twenty-one thousand, two hundred one".