342112131 has 36 divisors (see below), whose sum is σ = 530451792. Its totient is φ = 212408064.

The previous prime is 342112123. The next prime is 342112163. The reversal of 342112131 is 131211243.

It is not a de Polignac number, because 342112131 - 2³ = 342112123 is a prime.

It is a super-2 number, since 2×342112131² = 234081420354722322, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (342112181) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 267265 + ... + 268541.

It is an arithmetic number, because the mean of its divisors is an integer number (14734772).

Almost surely, 2^342112131 is an apocalyptic number.

342112131 is a deficient number, since it is larger than the sum of its proper divisors (188339661).

342112131 is a wasteful number, since it uses less digits than its factorization.

342112131 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1420 (or 1400 counting only the distinct ones).

The product of its digits is 144, while the sum is 18.

The square root of 342112131 is about 18496.2734354788. The cubic root of 342112131 is about 699.3954855794.

Adding to 342112131 its reverse (131211243), we get a palindrome (473323374).

It can be divided in two parts, 342112 and 131, that added together give a palindrome (342243).

The spelling of 342112131 in words is "three hundred forty-two million, one hundred twelve thousand, one hundred thirty-one".