201342404273 has 2 divisors, whose sum is σ = 201342404274. Its totient is φ = 201342404272.

The previous prime is 201342404269. The next prime is 201342404303. The reversal of 201342404273 is 372404243102.

201342404273 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 176054089744 + 25288314529 = 419588^2 + 159023^2 .

It is a cyclic number.

It is not a de Polignac number, because 201342404273 - 2² = 201342404269 is a prime.

It is not a weakly prime, because it can be changed into another prime (201342404873) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 100671202136 + 100671202137.

It is an arithmetic number, because the mean of its divisors is an integer number (100671202137).

Almost surely, 2^201342404273 is an apocalyptic number.

It is an amenable number.

201342404273 is a deficient number, since it is larger than the sum of its proper divisors (1).

201342404273 is an equidigital number, since it uses as much as digits as its factorization.

201342404273 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 32256, while the sum is 32.

Adding to 201342404273 its reverse (372404243102), we get a palindrome (573746647375).

The spelling of 201342404273 in words is "two hundred one billion, three hundred forty-two million, four hundred four thousand, two hundred seventy-three".