340423330111 has 4 divisors (see below), whose sum is σ = 340449236872. Its totient is φ = 340397423352.

The previous prime is 340423330081. The next prime is 340423330129. The reversal of 340423330111 is 111033324043.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 111033324043 = 337 ⋅329475739.

It is a cyclic number.

It is not a de Polignac number, because 340423330111 - 2¹³ = 340423321919 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 (340423330151) 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, 12933660 + ... + 12959953.

It is an arithmetic number, because the mean of its divisors is an integer number (85112309218).

Almost surely, 2^340423330111 is an apocalyptic number.

340423330111 is a deficient number, since it is larger than the sum of its proper divisors (25906761).

340423330111 is a wasteful number, since it uses less digits than its factorization.

340423330111 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25906760.

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

Adding to 340423330111 its reverse (111033324043), we get a palindrome (451456654154).

The spelling of 340423330111 in words is "three hundred forty billion, four hundred twenty-three million, three hundred thirty thousand, one hundred eleven".