103321010320 has 160 divisors (see below), whose sum is σ = 273788190720. Its totient is φ = 35893777920.

The previous prime is 103321010237. The next prime is 103321010321. The reversal of 103321010320 is 23010123301.

It is a Harshad number since it is a multiple of its sum of digits (16).

It is a junction number, because it is equal to n+sod(n) for n = 103321010294 and 103321010303.

It is not an unprimeable number, because it can be changed into a prime (103321010321) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 19569441 + ... + 19574719.

It is an arithmetic number, because the mean of its divisors is an integer number (1711176192).

Almost surely, 2^103321010320 is an apocalyptic number.

103321010320 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 103321010320, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (136894095360).

103321010320 is an abundant number, since it is smaller than the sum of its proper divisors (170467180400).

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

103321010320 is a wasteful number, since it uses less digits than its factorization.

103321010320 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6293 (or 6287 counting only the distinct ones).

The product of its (nonzero) digits is 108, while the sum is 16.

Adding to 103321010320 its reverse (23010123301), we get a palindrome (126331133621).

The spelling of 103321010320 in words is "one hundred three billion, three hundred twenty-one million, ten thousand, three hundred twenty".