12102200609 has 2 divisors, whose sum is σ = 12102200610. Its totient is φ = 12102200608.

The previous prime is 12102200587. The next prime is 12102200681. The reversal of 12102200609 is 90600220121.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 11120757025 + 981443584 = 105455^2 + 31328^2 .

It is a cyclic number.

It is not a de Polignac number, because 12102200609 - 2⁸ = 12102200353 is a prime.

It is not a weakly prime, because it can be changed into another prime (12102200009) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6051100304 + 6051100305.

It is an arithmetic number, because the mean of its divisors is an integer number (6051100305).

Almost surely, 2^12102200609 is an apocalyptic number.

It is an amenable number.

12102200609 is a deficient number, since it is larger than the sum of its proper divisors (1).

12102200609 is an equidigital number, since it uses as much as digits as its factorization.

12102200609 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 432, while the sum is 23.

The spelling of 12102200609 in words is "twelve billion, one hundred two million, two hundred thousand, six hundred nine".