2120359808719 has 2 divisors, whose sum is σ = 2120359808720. Its totient is φ = 2120359808718.

The previous prime is 2120359808713. The next prime is 2120359808731. The reversal of 2120359808719 is 9178089530212.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 2120359808719 - 2²³ = 2120351420111 is a prime.

It is a super-2 number, since 2×2120359808719² (a number of 25 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 2120359808719.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2120359808713) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1060179904359 + 1060179904360.

It is an arithmetic number, because the mean of its divisors is an integer number (1060179904360).

Almost surely, 2^{2120359808719} is an apocalyptic number.

2120359808719 is a deficient number, since it is larger than the sum of its proper divisors (1).

2120359808719 is an equidigital number, since it uses as much as digits as its factorization.

2120359808719 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2177280, while the sum is 55.

The spelling of 2120359808719 in words is "two trillion, one hundred twenty billion, three hundred fifty-nine million, eight hundred eight thousand, seven hundred nineteen".