2211220330 has 16 divisors (see below), whose sum is σ = 4342032864. Its totient is φ = 804080080.

The previous prime is 2211220313. The next prime is 2211220331. The reversal of 2211220330 is 330221122.

It is not an unprimeable number, because it can be changed into a prime (2211220331) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 10050892 + ... + 10051111.

It is an arithmetic number, because the mean of its divisors is an integer number (271377054).

Almost surely, 2^2211220330 is an apocalyptic number.

2211220330 is a deficient number, since it is larger than the sum of its proper divisors (2130812534).

2211220330 is a wasteful number, since it uses less digits than its factorization.

2211220330 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20102021.

The product of its (nonzero) digits is 144, while the sum is 16.

The square root of 2211220330 is about 47023.6145994754. The cubic root of 2211220330 is about 1302.7987690248.

Adding to 2211220330 its reverse (330221122), we get a palindrome (2541441452).

The spelling of 2211220330 in words is "two billion, two hundred eleven million, two hundred twenty thousand, three hundred thirty".