120121101239 has 2 divisors, whose sum is σ = 120121101240. Its totient is φ = 120121101238.

The previous prime is 120121101211. The next prime is 120121101253. The reversal of 120121101239 is 932101121021.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 120121101239 - 2¹⁶ = 120121035703 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (120121101259) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 60060550619 + 60060550620.

It is an arithmetic number, because the mean of its divisors is an integer number (60060550620).

Almost surely, 2^120121101239 is an apocalyptic number.

120121101239 is a deficient number, since it is larger than the sum of its proper divisors (1).

120121101239 is an equidigital number, since it uses as much as digits as its factorization.

120121101239 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 23.

The spelling of 120121101239 in words is "one hundred twenty billion, one hundred twenty-one million, one hundred one thousand, two hundred thirty-nine".