2120101343 has 2 divisors, whose sum is σ = 2120101344. Its totient is φ = 2120101342.

The previous prime is 2120101279. The next prime is 2120101351. The reversal of 2120101343 is 3431010212.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 2120101343 - 2⁶ = 2120101279 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2120106343) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1060050671 + 1060050672.

It is an arithmetic number, because the mean of its divisors is an integer number (1060050672).

Almost surely, 2^2120101343 is an apocalyptic number.

2120101343 is a deficient number, since it is larger than the sum of its proper divisors (1).

2120101343 is an equidigital number, since it uses as much as digits as its factorization.

2120101343 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 144, while the sum is 17.

The square root of 2120101343 is about 46044.5582343886. The cubic root of 2120101343 is about 1284.6521272646.

Adding to 2120101343 its reverse (3431010212), we get a palindrome (5551111555).

The spelling of 2120101343 in words is "two billion, one hundred twenty million, one hundred one thousand, three hundred forty-three".