140223131121242 has 16 divisors (see below), whose sum is σ = 226515059366400. Its totient is φ = 64718148029232.

The previous prime is 140223131121197. The next prime is 140223131121259. The reversal of 140223131121242 is 242121131322041.

140223131121242 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1256018 + ... + 16793565.

It is an arithmetic number, because the mean of its divisors is an integer number (14157191210400).

Almost surely, 2^{140223131121242} is an apocalyptic number.

140223131121242 is a deficient number, since it is larger than the sum of its proper divisors (86291928245158).

140223131121242 is a wasteful number, since it uses less digits than its factorization.

140223131121242 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18348397.

The product of its (nonzero) digits is 4608, while the sum is 29.

Adding to 140223131121242 its reverse (242121131322041), we get a palindrome (382344262443283).

The spelling of 140223131121242 in words is "one hundred forty trillion, two hundred twenty-three billion, one hundred thirty-one million, one hundred twenty-one thousand, two hundred forty-two".