12002123099 has 2 divisors, whose sum is σ = 12002123100. Its totient is φ = 12002123098.

The previous prime is 12002123071. The next prime is 12002123117. The reversal of 12002123099 is 99032120021.

It is a strong prime.

It is an emirp because it is prime and its reverse (99032120021) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 12002123099 - 2¹⁶ = 12002057563 is a prime.

It is not a weakly prime, because it can be changed into another prime (12002123059) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6001061549 + 6001061550.

It is an arithmetic number, because the mean of its divisors is an integer number (6001061550).

Almost surely, 2^12002123099 is an apocalyptic number.

12002123099 is a deficient number, since it is larger than the sum of its proper divisors (1).

12002123099 is an equidigital number, since it uses as much as digits as its factorization.

12002123099 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1944, while the sum is 29.

The spelling of 12002123099 in words is "twelve billion, two million, one hundred twenty-three thousand, ninety-nine".