103120320140 has 144 divisors (see below), whose sum is σ = 238869098496. Its totient is φ = 37284508800.

The previous prime is 103120320137. The next prime is 103120320157. The reversal of 103120320140 is 41023021301.

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, 26364785 + ... + 26368695.

It is an arithmetic number, because the mean of its divisors is an integer number (1658813184).

Almost surely, 2^103120320140 is an apocalyptic number.

103120320140 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 103120320140, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (119434549248).

103120320140 is an abundant number, since it is smaller than the sum of its proper divisors (135748778356).

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

103120320140 is a wasteful number, since it uses less digits than its factorization.

103120320140 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4060 (or 4015 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 17.

Adding to 103120320140 its reverse (41023021301), we get a palindrome (144143341441).

The spelling of 103120320140 in words is "one hundred three billion, one hundred twenty million, three hundred twenty thousand, one hundred forty".