206261301203 has 4 divisors (see below), whose sum is σ = 215229183888. Its totient is φ = 197293418520.

The previous prime is 206261301193. The next prime is 206261301217. The reversal of 206261301203 is 302103162602.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 206261301203 - 2²⁶ = 206194192339 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (206261301293) 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 3 ways as a sum of consecutive naturals, for example, 4483941308 + ... + 4483941353.

It is an arithmetic number, because the mean of its divisors is an integer number (53807295972).

Almost surely, 2^206261301203 is an apocalyptic number.

206261301203 is a gapful number since it is divisible by the number (23) formed by its first and last digit.

206261301203 is a deficient number, since it is larger than the sum of its proper divisors (8967882685).

206261301203 is an equidigital number, since it uses as much as digits as its factorization.

206261301203 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8967882684.

The product of its (nonzero) digits is 2592, while the sum is 26.

Adding to 206261301203 its reverse (302103162602), we get a palindrome (508364463805).

The spelling of 206261301203 in words is "two hundred six billion, two hundred sixty-one million, three hundred one thousand, two hundred three".