120012100099939 has 2 divisors, whose sum is σ = 120012100099940. Its totient is φ = 120012100099938.

The previous prime is 120012100099889. The next prime is 120012100100023. The reversal of 120012100099939 is 939990001210021.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 120012100099939 - 2⁴⁵ = 84827728011107 is a prime.

It is not a weakly prime, because it can be changed into another prime (120012100093939) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 60006050049969 + 60006050049970.

It is an arithmetic number, because the mean of its divisors is an integer number (60006050049970).

Almost surely, 2^{120012100099939} is an apocalyptic number.

120012100099939 is a deficient number, since it is larger than the sum of its proper divisors (1).

120012100099939 is an equidigital number, since it uses as much as digits as its factorization.

120012100099939 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 78732, while the sum is 46.

The spelling of 120012100099939 in words is "one hundred twenty trillion, twelve billion, one hundred million, ninety-nine thousand, nine hundred thirty-nine".