2123004234 has 32 divisors (see below), whose sum is σ = 4841605440. Its totient is φ = 614806272.

The previous prime is 2123004223. The next prime is 2123004271. The reversal of 2123004234 is 4324003212.

It is a self number, because there is not a number n which added to its sum of digits gives 2123004234.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 799204 + ... + 801855.

It is an arithmetic number, because the mean of its divisors is an integer number (151300170).

Almost surely, 2^2123004234 is an apocalyptic number.

2123004234 is an abundant number, since it is smaller than the sum of its proper divisors (2718601206).

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

2123004234 is a wasteful number, since it uses less digits than its factorization.

2123004234 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1601094.

The product of its (nonzero) digits is 1152, while the sum is 21.

The square root of 2123004234 is about 46076.0700798147. The cubic root of 2123004234 is about 1285.2381848394.

Adding to 2123004234 its reverse (4324003212), we get a palindrome (6447007446).

The spelling of 2123004234 in words is "two billion, one hundred twenty-three million, four thousand, two hundred thirty-four".