213002333209 has 2 divisors, whose sum is σ = 213002333210. Its totient is φ = 213002333208.

The previous prime is 213002333129. The next prime is 213002333237. The reversal of 213002333209 is 902333200312.

It is a happy number.

It is an a-pointer prime, because the next prime (213002333237) can be obtained adding 213002333209 to its sum of digits (28).

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 189264152025 + 23738181184 = 435045^2 + 154072^2 .

It is a cyclic number.

It is not a de Polignac number, because 213002333209 - 2¹¹ = 213002331161 is a prime.

It is not a weakly prime, because it can be changed into another prime (213002333249) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 106501166604 + 106501166605.

It is an arithmetic number, because the mean of its divisors is an integer number (106501166605).

Almost surely, 2^213002333209 is an apocalyptic number.

It is an amenable number.

213002333209 is a deficient number, since it is larger than the sum of its proper divisors (1).

213002333209 is an equidigital number, since it uses as much as digits as its factorization.

213002333209 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 5832, while the sum is 28.

The spelling of 213002333209 in words is "two hundred thirteen billion, two million, three hundred thirty-three thousand, two hundred nine".