340105522054111 has 4 divisors (see below), whose sum is σ = 371024205877224. Its totient is φ = 309186838231000.

The previous prime is 340105522054073. The next prime is 340105522054183. The reversal of 340105522054111 is 111450225501043.

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 340105522054111 - 2¹¹ = 340105522052063 is a prime.

It is a super-2 number, since 2×340105522054111² (a number of 30 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (340105522054811) 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, 15459341911540 + ... + 15459341911561.

It is an arithmetic number, because the mean of its divisors is an integer number (92756051469306).

Almost surely, 2^{340105522054111} is an apocalyptic number.

340105522054111 is a deficient number, since it is larger than the sum of its proper divisors (30918683823113).

340105522054111 is a wasteful number, since it uses less digits than its factorization.

340105522054111 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 30918683823112.

The product of its (nonzero) digits is 24000, while the sum is 34.

Adding to 340105522054111 its reverse (111450225501043), we get a palindrome (451555747555154).

The spelling of 340105522054111 in words is "three hundred forty trillion, one hundred five billion, five hundred twenty-two million, fifty-four thousand, one hundred eleven".