2123330340 has 48 divisors (see below), whose sum is σ = 5959517760. Its totient is φ = 564869760.

The previous prime is 2123330333. The next prime is 2123330357. The reversal of 2123330340 is 430333212.

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, 16770 + ... + 67289.

It is an arithmetic number, because the mean of its divisors is an integer number (124156620).

Almost surely, 2^2123330340 is an apocalyptic number.

2123330340 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2123330340 is an abundant number, since it is smaller than the sum of its proper divisors (3836187420).

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

2123330340 is a wasteful number, since it uses less digits than its factorization.

2123330340 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 84492 (or 84490 counting only the distinct ones).

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

The square root of 2123330340 is about 46079.6087222971. The cubic root of 2123330340 is about 1285.3039881978.

Adding to 2123330340 its reverse (430333212), we get a palindrome (2553663552).

The spelling of 2123330340 in words is "two billion, one hundred twenty-three million, three hundred thirty thousand, three hundred forty".