10002231209 has 2 divisors, whose sum is σ = 10002231210. Its totient is φ = 10002231208.

The previous prime is 10002231131. The next prime is 10002231221. The reversal of 10002231209 is 90213220001.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 8639144809 + 1363086400 = 92947^2 + 36920^2 .

It is a cyclic number.

It is not a de Polignac number, because 10002231209 - 2¹⁶ = 10002165673 is a prime.

It is not a weakly prime, because it can be changed into another prime (10002233209) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5001115604 + 5001115605.

It is an arithmetic number, because the mean of its divisors is an integer number (5001115605).

Almost surely, 2^10002231209 is an apocalyptic number.

It is an amenable number.

10002231209 is a deficient number, since it is larger than the sum of its proper divisors (1).

10002231209 is an equidigital number, since it uses as much as digits as its factorization.

10002231209 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 216, while the sum is 20.

The spelling of 10002231209 in words is "ten billion, two million, two hundred thirty-one thousand, two hundred nine".