342105201311 has 4 divisors (see below), whose sum is σ = 345492381624. Its totient is φ = 338718021000.

The previous prime is 342105201299. The next prime is 342105201391. The reversal of 342105201311 is 113102501243.

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 342105201311 - 2³⁰ = 341031459487 is a prime.

It is a super-2 number, since 2×342105201311² (a number of 24 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 (342105201391) 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, 1693590005 + ... + 1693590206.

It is an arithmetic number, because the mean of its divisors is an integer number (86373095406).

Almost surely, 2^342105201311 is an apocalyptic number.

342105201311 is a deficient number, since it is larger than the sum of its proper divisors (3387180313).

342105201311 is a wasteful number, since it uses less digits than its factorization.

342105201311 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3387180312.

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

Adding to 342105201311 its reverse (113102501243), we get a palindrome (455207702554).

The spelling of 342105201311 in words is "three hundred forty-two billion, one hundred five million, two hundred one thousand, three hundred eleven".