201044343473 has 2 divisors, whose sum is σ = 201044343474. Its totient is φ = 201044343472.

The previous prime is 201044343469. The next prime is 201044343491. The reversal of 201044343473 is 374343440102.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 192284881009 + 8759462464 = 438503^2 + 93592^2 .

It is a cyclic number.

It is not a de Polignac number, because 201044343473 - 2² = 201044343469 is a prime.

It is not a weakly prime, because it can be changed into another prime (201044343403) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 100522171736 + 100522171737.

It is an arithmetic number, because the mean of its divisors is an integer number (100522171737).

Almost surely, 2^201044343473 is an apocalyptic number.

It is an amenable number.

201044343473 is a deficient number, since it is larger than the sum of its proper divisors (1).

201044343473 is an equidigital number, since it uses as much as digits as its factorization.

201044343473 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 96768, while the sum is 35.

Adding to 201044343473 its reverse (374343440102), we get a palindrome (575387783575).

The spelling of 201044343473 in words is "two hundred one billion, forty-four million, three hundred forty-three thousand, four hundred seventy-three".