203050113344209 has 2 divisors, whose sum is σ = 203050113344210. Its totient is φ = 203050113344208.

The previous prime is 203050113344201. The next prime is 203050113344257. The reversal of 203050113344209 is 902443311050302.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 203007555717184 + 42557627025 = 14248072^2 + 206295^2 .

It is a cyclic number.

It is not a de Polignac number, because 203050113344209 - 2³ = 203050113344201 is a prime.

It is a super-2 number, since 2×203050113344209² (a number of 29 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (203050113344201) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 101525056672104 + 101525056672105.

It is an arithmetic number, because the mean of its divisors is an integer number (101525056672105).

Almost surely, 2^{203050113344209} is an apocalyptic number.

It is an amenable number.

203050113344209 is a deficient number, since it is larger than the sum of its proper divisors (1).

203050113344209 is an equidigital number, since it uses as much as digits as its factorization.

203050113344209 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 77760, while the sum is 37.

The spelling of 203050113344209 in words is "two hundred three trillion, fifty billion, one hundred thirteen million, three hundred forty-four thousand, two hundred nine".