103213230320 has 160 divisors (see below), whose sum is σ = 258142049280. Its totient is φ = 38258887680.

The previous prime is 103213230277. The next prime is 103213230331. The reversal of 103213230320 is 23032312301.

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 = 103213230292 and 103213230301.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 29563775 + ... + 29567265.

It is an arithmetic number, because the mean of its divisors is an integer number (1613387808).

Almost surely, 2^103213230320 is an apocalyptic number.

103213230320 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 103213230320, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (129071024640).

103213230320 is an abundant number, since it is smaller than the sum of its proper divisors (154928818960).

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

103213230320 is a wasteful number, since it uses less digits than its factorization.

103213230320 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3943 (or 3937 counting only the distinct ones).

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

Adding to 103213230320 its reverse (23032312301), we get a palindrome (126245542621).

The spelling of 103213230320 in words is "one hundred three billion, two hundred thirteen million, two hundred thirty thousand, three hundred twenty".