342111311343 has 64 divisors (see below), whose sum is σ = 548382965760. Its totient is φ = 210171218400.

The previous prime is 342111311327. The next prime is 342111311351. The reversal of 342111311343 is 343113111243.

342111311343 is a `hidden beast` number, since 3 + 4 + 2 + 1 + 1 + 1 + 311 + 343 = 666.

It is not a de Polignac number, because 342111311343 - 2⁴ = 342111311327 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (342111311393) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 4253128 + ... + 4332818.

It is an arithmetic number, because the mean of its divisors is an integer number (8568483840).

Almost surely, 2^342111311343 is an apocalyptic number.

342111311343 is a deficient number, since it is larger than the sum of its proper divisors (206271654417).

342111311343 is a wasteful number, since it uses less digits than its factorization.

342111311343 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 79977 (or 79971 counting only the distinct ones).

The product of its digits is 2592, while the sum is 27.

Adding to 342111311343 its reverse (343113111243), we get a palindrome (685224422586).

The spelling of 342111311343 in words is "three hundred forty-two billion, one hundred eleven million, three hundred eleven thousand, three hundred forty-three".