12012002099 has 2 divisors, whose sum is σ = 12012002100. Its totient is φ = 12012002098.

The previous prime is 12012002083. The next prime is 12012002269. The reversal of 12012002099 is 99020021021.

It is a happy number.

It is a weak prime.

It is an emirp because it is prime and its reverse (99020021021) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 12012002099 - 2⁴ = 12012002083 is a prime.

It is not a weakly prime, because it can be changed into another prime (12012082099) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6006001049 + 6006001050.

It is an arithmetic number, because the mean of its divisors is an integer number (6006001050).

Almost surely, 2^12012002099 is an apocalyptic number.

12012002099 is a deficient number, since it is larger than the sum of its proper divisors (1).

12012002099 is an equidigital number, since it uses as much as digits as its factorization.

12012002099 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 648, while the sum is 26.

The spelling of 12012002099 in words is "twelve billion, twelve million, two thousand, ninety-nine".