120021212102039 has 2 divisors, whose sum is σ = 120021212102040. Its totient is φ = 120021212102038.

The previous prime is 120021212102009. The next prime is 120021212102263. The reversal of 120021212102039 is 930201212120021.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 120021212102039 - 2⁴⁰ = 118921700474263 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 120021212101999 and 120021212102017.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (120021212102009) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 60010606051019 + 60010606051020.

It is an arithmetic number, because the mean of its divisors is an integer number (60010606051020).

Almost surely, 2^{120021212102039} is an apocalyptic number.

120021212102039 is a deficient number, since it is larger than the sum of its proper divisors (1).

120021212102039 is an equidigital number, since it uses as much as digits as its factorization.

120021212102039 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 864, while the sum is 26.

The spelling of 120021212102039 in words is "one hundred twenty trillion, twenty-one billion, two hundred twelve million, one hundred two thousand, thirty-nine".