140320042323103 has 4 divisors (see below), whose sum is σ = 140632559121600. Its totient is φ = 140007525524608.

The previous prime is 140320042323061. The next prime is 140320042323121. The reversal of 140320042323103 is 301323240023041.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-140320042323103 is a prime.

It is a super-3 number, since 3×140320042323103³ (a number of 43 digits) contains 333 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (140320042723103) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 156258398575 + ... + 156258399472.

It is an arithmetic number, because the mean of its divisors is an integer number (35158139780400).

Almost surely, 2^{140320042323103} is an apocalyptic number.

140320042323103 is a deficient number, since it is larger than the sum of its proper divisors (312516798497).

140320042323103 is an equidigital number, since it uses as much as digits as its factorization.

140320042323103 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 312516798496.

The product of its (nonzero) digits is 10368, while the sum is 28.

Adding to 140320042323103 its reverse (301323240023041), we get a palindrome (441643282346144).

The spelling of 140320042323103 in words is "one hundred forty trillion, three hundred twenty billion, forty-two million, three hundred twenty-three thousand, one hundred three".