103440342133240 has 192 divisors, whose sum is σ = 274086805708800. Its totient is φ = 34416594842112.

The previous prime is 103440342133223. The next prime is 103440342133357. The reversal of 103440342133240 is 42331243044301.

It is a junction number, because it is equal to n+sod(n) for n = 103440342133196 and 103440342133205.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 146459271 + ... + 147163849.

It is an arithmetic number, because the mean of its divisors is an integer number (1427535446400).

Almost surely, 2^{103440342133240} is an apocalyptic number.

103440342133240 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 103440342133240, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (137043402854400).

103440342133240 is an abundant number, since it is smaller than the sum of its proper divisors (170646463575560).

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

103440342133240 is a wasteful number, since it uses less digits than its factorization.

103440342133240 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 705054 (or 705013 counting only the distinct ones).

The product of its (nonzero) digits is 82944, while the sum is 34.

Adding to 103440342133240 its reverse (42331243044301), we get a palindrome (145771585177541).

The spelling of 103440342133240 in words is "one hundred three trillion, four hundred forty billion, three hundred forty-two million, one hundred thirty-three thousand, two hundred forty".