2111343343 has 4 divisors (see below), whose sum is σ = 2113588008. Its totient is φ = 2109098680.

The previous prime is 2111343341. The next prime is 2111343359. The reversal of 2111343343 is 3433431112.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 2111343343 - 2¹ = 2111343341 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2111343341) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1120921 + ... + 1122802.

It is an arithmetic number, because the mean of its divisors is an integer number (528397002).

Almost surely, 2^2111343343 is an apocalyptic number.

2111343343 is a deficient number, since it is larger than the sum of its proper divisors (2244665).

2111343343 is an equidigital number, since it uses as much as digits as its factorization.

2111343343 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2244664.

The product of its digits is 2592, while the sum is 25.

The square root of 2111343343 is about 45949.3562849361. The cubic root of 2111343343 is about 1282.8807478949.

Adding to 2111343343 its reverse (3433431112), we get a palindrome (5544774455).

The spelling of 2111343343 in words is "two billion, one hundred eleven million, three hundred forty-three thousand, three hundred forty-three".