120212123099 has 2 divisors, whose sum is σ = 120212123100. Its totient is φ = 120212123098.

The previous prime is 120212123089. The next prime is 120212123111. The reversal of 120212123099 is 990321212021.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 120212123099 - 2⁸ = 120212122843 is a prime.

It is not a weakly prime, because it can be changed into another prime (120212123089) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 60106061549 + 60106061550.

It is an arithmetic number, because the mean of its divisors is an integer number (60106061550).

Almost surely, 2^120212123099 is an apocalyptic number.

120212123099 is a deficient number, since it is larger than the sum of its proper divisors (1).

120212123099 is an equidigital number, since it uses as much as digits as its factorization.

120212123099 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3888, while the sum is 32.

The spelling of 120212123099 in words is "one hundred twenty billion, two hundred twelve million, one hundred twenty-three thousand, ninety-nine".