120209992807 has 2 divisors, whose sum is σ = 120209992808. Its totient is φ = 120209992806.

The previous prime is 120209992789. The next prime is 120209992831. The reversal of 120209992807 is 708299902021.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-120209992807 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (120209992907) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 60104996403 + 60104996404.

It is an arithmetic number, because the mean of its divisors is an integer number (60104996404).

Almost surely, 2^120209992807 is an apocalyptic number.

120209992807 is a deficient number, since it is larger than the sum of its proper divisors (1).

120209992807 is an equidigital number, since it uses as much as digits as its factorization.

120209992807 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 326592, while the sum is 49.

The spelling of 120209992807 in words is "one hundred twenty billion, two hundred nine million, nine hundred ninety-two thousand, eight hundred seven".