140321103344 has 80 divisors (see below), whose sum is σ = 282544416000. Its totient is φ = 67429662720.

The previous prime is 140321103341. The next prime is 140321103353. The reversal of 140321103344 is 443301123041.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (140321103341) 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, 170914454 + ... + 170915274.

It is an arithmetic number, because the mean of its divisors is an integer number (3531805200).

Almost surely, 2^140321103344 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 140321103344, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (141272208000).

140321103344 is an abundant number, since it is smaller than the sum of its proper divisors (142223312656).

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

140321103344 is a wasteful number, since it uses less digits than its factorization.

140321103344 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2106 (or 2100 counting only the distinct ones).

The product of its (nonzero) digits is 3456, while the sum is 26.

Adding to 140321103344 its reverse (443301123041), we get a palindrome (583622226385).

The spelling of 140321103344 in words is "one hundred forty billion, three hundred twenty-one million, one hundred three thousand, three hundred forty-four".