201340343015 has 16 divisors (see below), whose sum is σ = 276220549440. Its totient is φ = 138013624320.

The previous prime is 201340342999. The next prime is 201340343027. The reversal of 201340343015 is 510343043102.

It is not a de Polignac number, because 201340343015 - 2⁴ = 201340342999 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 905210 + ... + 1105479.

It is an arithmetic number, because the mean of its divisors is an integer number (17263784340).

Almost surely, 2^201340343015 is an apocalyptic number.

201340343015 is a deficient number, since it is larger than the sum of its proper divisors (74880206425).

201340343015 is a wasteful number, since it uses less digits than its factorization.

201340343015 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2013562.

The product of its (nonzero) digits is 4320, while the sum is 26.

Adding to 201340343015 its reverse (510343043102), we get a palindrome (711683386117).

The spelling of 201340343015 in words is "two hundred one billion, three hundred forty million, three hundred forty-three thousand, fifteen".