120010210120991 has 2 divisors, whose sum is σ = 120010210120992. Its totient is φ = 120010210120990.

The previous prime is 120010210120967. The next prime is 120010210121023. The reversal of 120010210120991 is 199021012010021.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-120010210120991 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (120010210120921) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 60005105060495 + 60005105060496.

It is an arithmetic number, because the mean of its divisors is an integer number (60005105060496).

Almost surely, 2^{120010210120991} is an apocalyptic number.

120010210120991 is a deficient number, since it is larger than the sum of its proper divisors (1).

120010210120991 is an equidigital number, since it uses as much as digits as its factorization.

120010210120991 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 648, while the sum is 29.

The spelling of 120010210120991 in words is "one hundred twenty trillion, ten billion, two hundred ten million, one hundred twenty thousand, nine hundred ninety-one".