23140321042 has 16 divisors (see below), whose sum is σ = 35238641760. Its totient is φ = 11394206208.

The previous prime is 23140321031. The next prime is 23140321049. The reversal of 23140321042 is 24012304132.

It is not an unprimeable number, because it can be changed into a prime (23140321049) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 483538 + ... + 529234.

It is an arithmetic number, because the mean of its divisors is an integer number (2202415110).

Almost surely, 2^23140321042 is an apocalyptic number.

23140321042 is a deficient number, since it is larger than the sum of its proper divisors (12098320718).

23140321042 is a wasteful number, since it uses less digits than its factorization.

23140321042 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 49545.

The product of its (nonzero) digits is 1152, while the sum is 22.

Adding to 23140321042 its reverse (24012304132), we get a palindrome (47152625174).

The spelling of 23140321042 in words is "twenty-three billion, one hundred forty million, three hundred twenty-one thousand, forty-two".