209300000001 has 16 divisors (see below), whose sum is σ = 287058918720. Its totient is φ = 135592326720.

The previous prime is 209299999969. The next prime is 209300000011. The reversal of 209300000001 is 100000003902.

It is not a de Polignac number, because 209300000001 - 2⁵ = 209299999969 is a prime.

It is not an unprimeable number, because it can be changed into a prime (209300000011) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 6874666 + ... + 6905043.

It is an arithmetic number, because the mean of its divisors is an integer number (17941182420).

Almost surely, 2^209300000001 is an apocalyptic number.

It is an amenable number.

209300000001 is a deficient number, since it is larger than the sum of its proper divisors (77758918719).

209300000001 is a wasteful number, since it uses less digits than its factorization.

209300000001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13779856.

The product of its (nonzero) digits is 54, while the sum is 15.

Adding to 209300000001 its reverse (100000003902), we get a palindrome (309300003903).

The spelling of 209300000001 in words is "two hundred nine billion, three hundred million, one", and thus it is an aban number.