201012431273 has 2 divisors, whose sum is σ = 201012431274. Its totient is φ = 201012431272.

The previous prime is 201012431239. The next prime is 201012431329. The reversal of 201012431273 is 372134210102.

201012431273 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., 190420522384 + 10591908889 = 436372^2 + 102917^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-201012431273 is a prime.

It is not a weakly prime, because it can be changed into another prime (201012430273) 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, 100506215636 + 100506215637.

It is an arithmetic number, because the mean of its divisors is an integer number (100506215637).

Almost surely, 2^201012431273 is an apocalyptic number.

It is an amenable number.

201012431273 is a deficient number, since it is larger than the sum of its proper divisors (1).

201012431273 is an equidigital number, since it uses as much as digits as its factorization.

201012431273 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2016, while the sum is 26.

Adding to 201012431273 its reverse (372134210102), we get a palindrome (573146641375).

The spelling of 201012431273 in words is "two hundred one billion, twelve million, four hundred thirty-one thousand, two hundred seventy-three".