103030320 has 80 divisors (see below), whose sum is σ = 321622272. Its totient is φ = 27283200.

The previous prime is 103030313. The next prime is 103030327. The reversal of 103030320 is 23030301.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (103030313) and next prime (103030327).

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 (12).

It is a junction number, because it is equal to n+sod(n) for n = 103030296 and 103030305.

It is not an unprimeable number, because it can be changed into a prime (103030327) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 34819 + ... + 37661.

Almost surely, 2^103030320 is an apocalyptic number.

103030320 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 103030320, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (160811136).

103030320 is an abundant number, since it is smaller than the sum of its proper divisors (218591952).

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

103030320 is a wasteful number, since it uses less digits than its factorization.

103030320 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3010 (or 3004 counting only the distinct ones).

The product of its (nonzero) digits is 54, while the sum is 12.

The square root of 103030320 is about 10150.3852143650. The cubic root of 103030320 is about 468.8008058709.

Adding to 103030320 its reverse (23030301), we get a palindrome (126060621).

The spelling of 103030320 in words is "one hundred three million, thirty thousand, three hundred twenty".