206340456100101 has 4 divisors (see below), whose sum is σ = 275120608133472. Its totient is φ = 137560304066732.

The previous prime is 206340456100027. The next prime is 206340456100133. The reversal of 206340456100101 is 101001654043602.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 206340456100101 - 2¹³ = 206340456091909 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (206340456100001) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 34390076016681 + ... + 34390076016686.

It is an arithmetic number, because the mean of its divisors is an integer number (68780152033368).

Almost surely, 2^{206340456100101} is an apocalyptic number.

It is an amenable number.

206340456100101 is a deficient number, since it is larger than the sum of its proper divisors (68780152033371).

206340456100101 is an equidigital number, since it uses as much as digits as its factorization.

206340456100101 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 68780152033370.

The product of its (nonzero) digits is 17280, while the sum is 33.

It can be divided in two parts, 2063404 and 56100101, that added together give a triangular number (58163505 = T₁₀₇₈₅).

The spelling of 206340456100101 in words is "two hundred six trillion, three hundred forty billion, four hundred fifty-six million, one hundred thousand, one hundred one".