120212000609 has 2 divisors, whose sum is σ = 120212000610. Its totient is φ = 120212000608.

The previous prime is 120212000591. The next prime is 120212000611. The reversal of 120212000609 is 906000212021.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 90706380625 + 29505619984 = 301175^2 + 171772^2 .

It is a cyclic number.

It is not a de Polignac number, because 120212000609 - 2³² = 115917033313 is a prime.

Together with 120212000611, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (120212000639) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 60106000304 + 60106000305.

It is an arithmetic number, because the mean of its divisors is an integer number (60106000305).

Almost surely, 2^120212000609 is an apocalyptic number.

It is an amenable number.

120212000609 is a deficient number, since it is larger than the sum of its proper divisors (1).

120212000609 is an equidigital number, since it uses as much as digits as its factorization.

120212000609 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 120212000609 in words is "one hundred twenty billion, two hundred twelve million, six hundred nine", and thus it is an aban number.