2112330 has 64 divisors (see below), whose sum is σ = 5712768. Its totient is φ = 495360.

The previous prime is 2112329. The next prime is 2112337. The reversal of 2112330 is 332112.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2112337) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 12124 + ... + 12296.

It is an arithmetic number, because the mean of its divisors is an integer number (89262).

2^2112330 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2112330, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2856384).

2112330 is an abundant number, since it is smaller than the sum of its proper divisors (3600438).

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

2112330 is a wasteful number, since it uses less digits than its factorization.

2112330 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 231.

The product of its (nonzero) digits is 36, while the sum is 12.

The square root of 2112330 is about 1453.3857024204. The cubic root of 2112330 is about 128.3080552150.

Adding to 2112330 its reverse (332112), we get a palindrome (2444442).

It can be divided in two parts, 2112 and 330, that added together give a palindrome (2442).

The spelling of 2112330 in words is "two million, one hundred twelve thousand, three hundred thirty".