203022232112209 has 2 divisors, whose sum is σ = 203022232112210. Its totient is φ = 203022232112208.

The previous prime is 203022232112159. The next prime is 203022232112263. The reversal of 203022232112209 is 902211232220302.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 164076245100625 + 38945987011584 = 12809225^2 + 6240672^2 .

It is a cyclic number.

It is not a de Polignac number, because 203022232112209 - 2²⁹ = 203021695241297 is a prime.

It is not a weakly prime, because it can be changed into another prime (203022232112009) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 101511116056104 + 101511116056105.

It is an arithmetic number, because the mean of its divisors is an integer number (101511116056105).

Almost surely, 2^{203022232112209} is an apocalyptic number.

It is an amenable number.

203022232112209 is a deficient number, since it is larger than the sum of its proper divisors (1).

203022232112209 is an equidigital number, since it uses as much as digits as its factorization.

203022232112209 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 10368, while the sum is 31.

The spelling of 203022232112209 in words is "two hundred three trillion, twenty-two billion, two hundred thirty-two million, one hundred twelve thousand, two hundred nine".