2203000320 has 160 divisors (see below), whose sum is σ = 7133829120. Its totient is φ = 579870720.

The previous prime is 2203000307. The next prime is 2203000363. The reversal of 2203000320 is 230003022.

It is a tau number, because it is divible by the number of its divisors (160).

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 = 2203000296 and 2203000305.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 604905 + ... + 608535.

It is an arithmetic number, because the mean of its divisors is an integer number (44586432).

Almost surely, 2^2203000320 is an apocalyptic number.

2203000320 is a gapful number since it is divisible by the number (20) 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 2203000320, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3566914560).

2203000320 is an abundant number, since it is smaller than the sum of its proper divisors (4930828800).

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

2203000320 is an equidigital number, since it uses as much as digits as its factorization.

2203000320 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3736 (or 3720 counting only the distinct ones).

The product of its (nonzero) digits is 72, while the sum is 12.

The square root of 2203000320 is about 46936.1302196932. The cubic root of 2203000320 is about 1301.1824192696.

Adding to 2203000320 its reverse (230003022), we get a palindrome (2433003342).

The spelling of 2203000320 in words is "two billion, two hundred three million, three hundred twenty", and thus it is an aban number.