2120302343 has 2 divisors, whose sum is σ = 2120302344. Its totient is φ = 2120302342.

The previous prime is 2120302291. The next prime is 2120302361. The reversal of 2120302343 is 3432030212.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 2120302343 - 2¹² = 2120298247 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2120302363) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1060151171 + 1060151172.

It is an arithmetic number, because the mean of its divisors is an integer number (1060151172).

Almost surely, 2^2120302343 is an apocalyptic number.

2120302343 is a deficient number, since it is larger than the sum of its proper divisors (1).

2120302343 is an equidigital number, since it uses as much as digits as its factorization.

2120302343 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 864, while the sum is 20.

The square root of 2120302343 is about 46046.7408510092. The cubic root of 2120302343 is about 1284.6927238960.

Adding to 2120302343 its reverse (3432030212), we get a palindrome (5552332555).

The spelling of 2120302343 in words is "two billion, one hundred twenty million, three hundred two thousand, three hundred forty-three".