340111520611 has 4 divisors (see below), whose sum is σ = 340152819552. Its totient is φ = 340070221672.

The previous prime is 340111520603. The next prime is 340111520627. The reversal of 340111520611 is 116025111043.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 116025111043 = 146681 ⋅791003.

It is a cyclic number.

It is not a de Polignac number, because 340111520611 - 2³ = 340111520603 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (340111520641) 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, 20637115 + ... + 20653588.

It is an arithmetic number, because the mean of its divisors is an integer number (85038204888).

Almost surely, 2^340111520611 is an apocalyptic number.

340111520611 is a deficient number, since it is larger than the sum of its proper divisors (41298941).

340111520611 is an equidigital number, since it uses as much as digits as its factorization.

340111520611 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 41298940.

The product of its (nonzero) digits is 720, while the sum is 25.

Adding to 340111520611 its reverse (116025111043), we get a palindrome (456136631654).

The spelling of 340111520611 in words is "three hundred forty billion, one hundred eleven million, five hundred twenty thousand, six hundred eleven".