120112032109 has 2 divisors, whose sum is σ = 120112032110. Its totient is φ = 120112032108.

The previous prime is 120112032091. The next prime is 120112032163. The reversal of 120112032109 is 901230211021.

Together with previous prime (120112032091) it forms an Ormiston pair, because they use the same digits, order apart.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 106980018084 + 13132014025 = 327078^2 + 114595^2 .

It is a cyclic number.

It is not a de Polignac number, because 120112032109 - 2⁵ = 120112032077 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 120112032109.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (120112032709) 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, 60056016054 + 60056016055.

It is an arithmetic number, because the mean of its divisors is an integer number (60056016055).

Almost surely, 2^120112032109 is an apocalyptic number.

It is an amenable number.

120112032109 is a deficient number, since it is larger than the sum of its proper divisors (1).

120112032109 is an equidigital number, since it uses as much as digits as its factorization.

120112032109 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 216, while the sum is 22.

The spelling of 120112032109 in words is "one hundred twenty billion, one hundred twelve million, thirty-two thousand, one hundred nine".