201340343041 has 8 divisors (see below), whose sum is σ = 210683522664. Its totient is φ = 192202508160.

The previous prime is 201340343027. The next prime is 201340343077. The reversal of 201340343041 is 140343043102.

It can be written as a sum of positive squares in 4 ways, for example, as 64518032016 + 136822311025 = 254004^2 + 369895^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 201340343041 - 2²³ = 201331954433 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 201340342997 and 201340343015.

It is not an unprimeable number, because it can be changed into a prime (201340343441) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 51334180 + ... + 51338101.

It is an arithmetic number, because the mean of its divisors is an integer number (26335440333).

Almost surely, 2^201340343041 is an apocalyptic number.

It is an amenable number.

201340343041 is a deficient number, since it is larger than the sum of its proper divisors (9343179623).

201340343041 is a wasteful number, since it uses less digits than its factorization.

201340343041 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 102672371.

The product of its (nonzero) digits is 3456, while the sum is 25.

Adding to 201340343041 its reverse (140343043102), we get a palindrome (341683386143).

The spelling of 201340343041 in words is "two hundred one billion, three hundred forty million, three hundred forty-three thousand, forty-one".