2123340330 has 16 divisors (see below), whose sum is σ = 5096016864. Its totient is φ = 566224080.

The previous prime is 2123340293. The next prime is 2123340343. The reversal of 2123340330 is 330433212.

It is a junction number, because it is equal to n+sod(n) for n = 2123340297 and 2123340306.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 35388976 + ... + 35389035.

It is an arithmetic number, because the mean of its divisors is an integer number (318501054).

Almost surely, 2^2123340330 is an apocalyptic number.

2123340330 is an abundant number, since it is smaller than the sum of its proper divisors (2972676534).

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

2123340330 is a wasteful number, since it uses less digits than its factorization.

2123340330 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 70778021.

The product of its (nonzero) digits is 1296, while the sum is 21.

The square root of 2123340330 is about 46079.7171215276. The cubic root of 2123340330 is about 1285.3060039254.

Adding to 2123340330 its reverse (330433212), we get a palindrome (2453773542).

The spelling of 2123340330 in words is "two billion, one hundred twenty-three million, three hundred forty thousand, three hundred thirty".