2003220330 has 128 divisors (see below), whose sum is σ = 5329421568. Its totient is φ = 479711232.

The previous prime is 2003220287. The next prime is 2003220377. The reversal of 2003220330 is 330223002.

It is a Harshad number since it is a multiple of its sum of digits (15).

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 999109 + ... + 1001111.

It is an arithmetic number, because the mean of its divisors is an integer number (41636106).

Almost surely, 2^2003220330 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2003220330, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2664710784).

2003220330 is an abundant number, since it is smaller than the sum of its proper divisors (3326201238).

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

2003220330 is a wasteful number, since it uses less digits than its factorization.

2003220330 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2120.

The product of its (nonzero) digits is 216, while the sum is 15.

The square root of 2003220330 is about 44757.3494523525. The cubic root of 2003220330 is about 1260.5969141993.

Adding to 2003220330 its reverse (330223002), we get a palindrome (2333443332).

The spelling of 2003220330 in words is "two billion, three million, two hundred twenty thousand, three hundred thirty".