122423232042 has 24 divisors (see below), whose sum is σ = 267597688644. Its totient is φ = 40446612864.

The previous prime is 122423232007. The next prime is 122423232053. The reversal of 122423232042 is 240232324221.

122423232042 is a `hidden beast` number, since 1 + 2 + 2 + 423 + 232 + 0 + 4 + 2 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 121967879121 + 455352921 = 349239^2 + 21339^2 .

It is a junction number, because it is equal to n+sod(n) for n = 122423231997 and 122423232015.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 30092173 + ... + 30096240.

Almost surely, 2^122423232042 is an apocalyptic number.

122423232042 is an abundant number, since it is smaller than the sum of its proper divisors (145174456602).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

122423232042 is a wasteful number, since it uses less digits than its factorization.

122423232042 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 60188534 (or 60188531 counting only the distinct ones).

The product of its (nonzero) digits is 9216, while the sum is 27.

Adding to 122423232042 its reverse (240232324221), we get a palindrome (362655556263).

The spelling of 122423232042 in words is "one hundred twenty-two billion, four hundred twenty-three million, two hundred thirty-two thousand, forty-two".