2111110343 has 2 divisors, whose sum is σ = 2111110344. Its totient is φ = 2111110342.

The previous prime is 2111110319. The next prime is 2111110373. The reversal of 2111110343 is 3430111112.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 2111110343 - 2⁶ = 2111110279 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2111110373) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1055555171 + 1055555172.

It is an arithmetic number, because the mean of its divisors is an integer number (1055555172).

Almost surely, 2^2111110343 is an apocalyptic number.

2111110343 is a deficient number, since it is larger than the sum of its proper divisors (1).

2111110343 is an equidigital number, since it uses as much as digits as its factorization.

2111110343 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 72, while the sum is 17.

The square root of 2111110343 is about 45946.8208149378. The cubic root of 2111110343 is about 1282.8335548426.

Adding to 2111110343 its reverse (3430111112), we get a palindrome (5541221455).

The spelling of 2111110343 in words is "two billion, one hundred eleven million, one hundred ten thousand, three hundred forty-three".