2120425103443 has 2 divisors, whose sum is σ = 2120425103444. Its totient is φ = 2120425103442.

The previous prime is 2120425103437. The next prime is 2120425103483. The reversal of 2120425103443 is 3443015240212.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 2120425103443 - 2³³ = 2111835168851 is a prime.

It is a super-2 number, since 2×2120425103443² (a number of 25 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (2120425103483) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1060212551721 + 1060212551722.

It is an arithmetic number, because the mean of its divisors is an integer number (1060212551722).

Almost surely, 2^{2120425103443} is an apocalyptic number.

2120425103443 is a deficient number, since it is larger than the sum of its proper divisors (1).

2120425103443 is an equidigital number, since it uses as much as digits as its factorization.

2120425103443 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 23040, while the sum is 31.

The spelling of 2120425103443 in words is "two trillion, one hundred twenty billion, four hundred twenty-five million, one hundred three thousand, four hundred forty-three".