340055112223 has 4 divisors (see below), whose sum is σ = 340343051688. Its totient is φ = 339767172760.

The previous prime is 340055112209. The next prime is 340055112239. The reversal of 340055112223 is 322211550043.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 322211550043 = 131 ⋅2459630153.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-340055112223 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 340055112191 and 340055112200.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (340055182223) 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 in 3 ways as a sum of consecutive naturals, for example, 143967961 + ... + 143970322.

It is an arithmetic number, because the mean of its divisors is an integer number (85085762922).

Almost surely, 2^340055112223 is an apocalyptic number.

340055112223 is a deficient number, since it is larger than the sum of its proper divisors (287939465).

340055112223 is a wasteful number, since it uses less digits than its factorization.

340055112223 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 287939464.

The product of its (nonzero) digits is 7200, while the sum is 28.

Adding to 340055112223 its reverse (322211550043), we get a palindrome (662266662266).

The spelling of 340055112223 in words is "three hundred forty billion, fifty-five million, one hundred twelve thousand, two hundred twenty-three".