2120098912859 has 2 divisors, whose sum is σ = 2120098912860. Its totient is φ = 2120098912858.

The previous prime is 2120098912843. The next prime is 2120098912927. The reversal of 2120098912859 is 9582198900212.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 2120098912859 - 2⁴ = 2120098912843 is a prime.

It is a Sophie Germain prime.

It is not a weakly prime, because it can be changed into another prime (2120098912559) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1060049456429 + 1060049456430.

It is an arithmetic number, because the mean of its divisors is an integer number (1060049456430).

Almost surely, 2^{2120098912859} is an apocalyptic number.

2120098912859 is a deficient number, since it is larger than the sum of its proper divisors (1).

2120098912859 is an equidigital number, since it uses as much as digits as its factorization.

2120098912859 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1866240, while the sum is 56.

The spelling of 2120098912859 in words is "two trillion, one hundred twenty billion, ninety-eight million, nine hundred twelve thousand, eight hundred fifty-nine".