23231142042 has 16 divisors (see below), whose sum is σ = 48482383680. Its totient is φ = 7407030752.

The previous prime is 23231142037. The next prime is 23231142083. The reversal of 23231142042 is 24024113232.

It is a happy number.

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 7 ways as a sum of consecutive naturals, for example, 84170667 + ... + 84170942.

It is an arithmetic number, because the mean of its divisors is an integer number (3030148980).

Almost surely, 2^23231142042 is an apocalyptic number.

23231142042 is an abundant number, since it is smaller than the sum of its proper divisors (25251241638).

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

23231142042 is a wasteful number, since it uses less digits than its factorization.

23231142042 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 168341637.

The product of its (nonzero) digits is 2304, while the sum is 24.

Adding to 23231142042 its reverse (24024113232), we get a palindrome (47255255274).

The spelling of 23231142042 in words is "twenty-three billion, two hundred thirty-one million, one hundred forty-two thousand, forty-two".