340311022511 has 4 divisors (see below), whose sum is σ = 349508617752. Its totient is φ = 331113427272.

The previous prime is 340311022451. The next prime is 340311022543. The reversal of 340311022511 is 115220113043.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 115220113043 = 7 ⋅16460016149.

It is a cyclic number.

It is not a de Polignac number, because 340311022511 - 2¹⁸ = 340310760367 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 (340311022211) 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, 4598797565 + ... + 4598797638.

It is an arithmetic number, because the mean of its divisors is an integer number (87377154438).

Almost surely, 2^340311022511 is an apocalyptic number.

340311022511 is a deficient number, since it is larger than the sum of its proper divisors (9197595241).

340311022511 is an equidigital number, since it uses as much as digits as its factorization.

340311022511 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9197595240.

The product of its (nonzero) digits is 720, while the sum is 23.

Adding to 340311022511 its reverse (115220113043), we get a palindrome (455531135554).

The spelling of 340311022511 in words is "three hundred forty billion, three hundred eleven million, twenty-two thousand, five hundred eleven".