23240140012 has 24 divisors (see below), whose sum is σ = 41079622752. Its totient is φ = 11503632000.

The previous prime is 23240140009. The next prime is 23240140043. The reversal of 23240140012 is 21004104232.

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, 111312 + ... + 242632.

It is an arithmetic number, because the mean of its divisors is an integer number (1711650948).

Almost surely, 2^23240140012 is an apocalyptic number.

It is an amenable number.

23240140012 is a deficient number, since it is larger than the sum of its proper divisors (17839482740).

23240140012 is a wasteful number, since it uses less digits than its factorization.

23240140012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 131769 (or 131767 counting only the distinct ones).

The product of its (nonzero) digits is 384, while the sum is 19.

Adding to 23240140012 its reverse (21004104232), we get a palindrome (44244244244).

The spelling of 23240140012 in words is "twenty-three billion, two hundred forty million, one hundred forty thousand, twelve".