103251440000 has 80 divisors (see below), whose sum is σ = 257038205820. Its totient is φ = 41300544000.

The previous prime is 103251439979. The next prime is 103251440041. The reversal of 103251440000 is 44152301.

It is a tau number, because it is divible by the number of its divisors (80).

It is a Harshad number since it is a multiple of its sum of digits (20).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 565322 + ... + 725321.

Almost surely, 2^103251440000 is an apocalyptic number.

103251440000 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

103251440000 is an abundant number, since it is smaller than the sum of its proper divisors (153786765820).

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

103251440000 is an frugal number, since it uses more digits than its factorization.

103251440000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1290677 (or 1290650 counting only the distinct ones).

The product of its (nonzero) digits is 480, while the sum is 20.

Adding to 103251440000 its reverse (44152301), we get a palindrome (103295592301).

The spelling of 103251440000 in words is "one hundred three billion, two hundred fifty-one million, four hundred forty thousand".