140123141242 has 32 divisors (see below), whose sum is σ = 243047008512. Its totient is φ = 59347958784.

The previous prime is 140123141239. The next prime is 140123141269. The reversal of 140123141242 is 242141321041.

140123141242 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 (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 231258 + ... + 577690.

It is an arithmetic number, because the mean of its divisors is an integer number (7595219016).

Almost surely, 2^140123141242 is an apocalyptic number.

140123141242 is a deficient number, since it is larger than the sum of its proper divisors (102923867270).

140123141242 is a wasteful number, since it uses less digits than its factorization.

140123141242 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 346782.

The product of its (nonzero) digits is 1536, while the sum is 25.

Adding to 140123141242 its reverse (242141321041), we get a palindrome (382264462283).

The spelling of 140123141242 in words is "one hundred forty billion, one hundred twenty-three million, one hundred forty-one thousand, two hundred forty-two".