103124203440 has 80 divisors (see below), whose sum is σ = 319716227328. Its totient is φ = 27497104128.

The previous prime is 103124203409. The next prime is 103124203531. The reversal of 103124203440 is 44302421301.

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 (24).

It is a self number, because there is not a number n which added to its sum of digits gives 103124203440.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4266429 + ... + 4290531.

Almost surely, 2^103124203440 is an apocalyptic number.

103124203440 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

103124203440 is an abundant number, since it is smaller than the sum of its proper divisors (216592023888).

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

103124203440 is a wasteful number, since it uses less digits than its factorization.

103124203440 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 41946 (or 41940 counting only the distinct ones).

The product of its (nonzero) digits is 2304, while the sum is 24.

Adding to 103124203440 its reverse (44302421301), we get a palindrome (147426624741).

The spelling of 103124203440 in words is "one hundred three billion, one hundred twenty-four million, two hundred three thousand, four hundred forty".