12022010001209 has 8 divisors (see below), whose sum is σ = 12960716268360. Its totient is φ = 11085294629376.

The previous prime is 12022010001059. The next prime is 12022010001247. The reversal of 12022010001209 is 90210001022021.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 240448026025 + 11781561975184 = 490355^2 + 3432428^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 12022010001209 - 2⁸ = 12022010000953 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (12022010001259) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 497711282 + ... + 497735435.

It is an arithmetic number, because the mean of its divisors is an integer number (1620089533545).

Almost surely, 2^{12022010001209} is an apocalyptic number.

It is an amenable number.

12022010001209 is a deficient number, since it is larger than the sum of its proper divisors (938706267151).

12022010001209 is an equidigital number, since it uses as much as digits as its factorization.

12022010001209 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 995447659.

The product of its (nonzero) digits is 144, while the sum is 20.

The spelling of 12022010001209 in words is "twelve trillion, twenty-two billion, ten million, one thousand, two hundred nine".