140120443130142 has 32 divisors (see below), whose sum is σ = 287264524377600. Its totient is φ = 45537704012480.

The previous prime is 140120443130141. The next prime is 140120443130159. The reversal of 140120443130142 is 241031344021041.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (140120443130141) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 186623142 + ... + 187372457.

It is an arithmetic number, because the mean of its divisors is an integer number (8977016386800).

Almost surely, 2^{140120443130142} is an apocalyptic number.

140120443130142 is an abundant number, since it is smaller than the sum of its proper divisors (147144081247458).

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

140120443130142 is a wasteful number, since it uses less digits than its factorization.

140120443130142 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 373997168.

The product of its (nonzero) digits is 9216, while the sum is 30.

Adding to 140120443130142 its reverse (241031344021041), we get a palindrome (381151787151183).

The spelling of 140120443130142 in words is "one hundred forty trillion, one hundred twenty billion, four hundred forty-three million, one hundred thirty thousand, one hundred forty-two".