42343204131 has 12 divisors (see below), whose sum is σ = 61169681352. Its totient is φ = 28225444896.

The previous prime is 42343204117. The next prime is 42343204133. The reversal of 42343204131 is 13140234324.

42343204131 is a `hidden beast` number, since 423 + 4 + 3 + 204 + 1 + 31 = 666.

42343204131 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 42343204131 - 2⁶ = 42343204067 is a prime.

It is a super-2 number, since 2×42343204131² (a number of 22 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 42343204095 and 42343204104.

It is not an unprimeable number, because it can be changed into a prime (42343204133) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 198721 + ... + 352386.

It is an arithmetic number, because the mean of its divisors is an integer number (5097473446).

Almost surely, 2^42343204131 is an apocalyptic number.

42343204131 is a deficient number, since it is larger than the sum of its proper divisors (18826477221).

42343204131 is a wasteful number, since it uses less digits than its factorization.

42343204131 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 559650 (or 559647 counting only the distinct ones).

The product of its (nonzero) digits is 6912, while the sum is 27.

Adding to 42343204131 its reverse (13140234324), we get a palindrome (55483438455).

The spelling of 42343204131 in words is "forty-two billion, three hundred forty-three million, two hundred four thousand, one hundred thirty-one".