231346241242 has 16 divisors (see below), whose sum is σ = 367536928680. Its totient is φ = 108837808128.

The previous prime is 231346241237. The next prime is 231346241261. The reversal of 231346241242 is 242142643132.

It can be written as a sum of positive squares in 4 ways, for example, as 205953500041 + 25392741201 = 453821^2 + 159351^2 .

It is a Harshad number since it is a multiple of its sum of digits (34).

It is a junction number, because it is equal to n+sod(n) for n = 231346241198 and 231346241207.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 847767 + ... + 1086922.

Almost surely, 2^231346241242 is an apocalyptic number.

231346241242 is a deficient number, since it is larger than the sum of its proper divisors (136190687438).

231346241242 is a wasteful number, since it uses less digits than its factorization.

231346241242 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1938225.

The product of its digits is 55296, while the sum is 34.

Adding to 231346241242 its reverse (242142643132), we get a palindrome (473488884374).

The spelling of 231346241242 in words is "two hundred thirty-one billion, three hundred forty-six million, two hundred forty-one thousand, two hundred forty-two".