103103232320 has 224 divisors, whose sum is σ = 277308112896. Its totient is φ = 36173260800.

The previous prime is 103103232307. The next prime is 103103232341. The reversal of 103103232320 is 23232301301.

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

It is a junction number, because it is equal to n+sod(n) for n = 103103232292 and 103103232301.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 41791727 + ... + 41794193.

Almost surely, 2^103103232320 is an apocalyptic number.

103103232320 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 103103232320, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (138654056448).

103103232320 is an abundant number, since it is smaller than the sum of its proper divisors (174204880576).

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

103103232320 is a wasteful number, since it uses less digits than its factorization.

103103232320 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2909 (or 2899 counting only the distinct ones).

The product of its (nonzero) digits is 648, while the sum is 20.

Adding to 103103232320 its reverse (23232301301), we get a palindrome (126335533621).

The spelling of 103103232320 in words is "one hundred three billion, one hundred three million, two hundred thirty-two thousand, three hundred twenty".