140323201431142 has 16 divisors (see below), whose sum is σ = 212081550912000. Its totient is φ = 69630169345600.

The previous prime is 140323201431113. The next prime is 140323201431167. The reversal of 140323201431142 is 241134102323041.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 204210967 + ... + 204896962.

It is an arithmetic number, because the mean of its divisors is an integer number (13255096932000).

Almost surely, 2^{140323201431142} is an apocalyptic number.

140323201431142 is a deficient number, since it is larger than the sum of its proper divisors (71758349480858).

140323201431142 is a wasteful number, since it uses less digits than its factorization.

140323201431142 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 409109231.

The product of its (nonzero) digits is 13824, while the sum is 31.

Adding to 140323201431142 its reverse (241134102323041), we get a palindrome (381457303754183).

The spelling of 140323201431142 in words is "one hundred forty trillion, three hundred twenty-three billion, two hundred one million, four hundred thirty-one thousand, one hundred forty-two".