2123310433 has 8 divisors (see below), whose sum is σ = 2168843688. Its totient is φ = 2077979904.

The previous prime is 2123310407. The next prime is 2123310443. The reversal of 2123310433 is 3340133212.

It can be written as a sum of positive squares in 4 ways, for example, as 114746944 + 2008563489 = 10712^2 + 44817^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a de Polignac number, because none of the positive numbers 2^k-2123310433 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2123310403) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 29416 + ... + 71497.

It is an arithmetic number, because the mean of its divisors is an integer number (271105461).

Almost surely, 2^2123310433 is an apocalyptic number.

It is an amenable number.

2123310433 is a deficient number, since it is larger than the sum of its proper divisors (45533255).

2123310433 is a wasteful number, since it uses less digits than its factorization.

2123310433 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 101363.

The product of its (nonzero) digits is 1296, while the sum is 22.

The square root of 2123310433 is about 46079.3927151823. The cubic root of 2123310433 is about 1285.2999714533.

Adding to 2123310433 its reverse (3340133212), we get a palindrome (5463443645).

The spelling of 2123310433 in words is "two billion, one hundred twenty-three million, three hundred ten thousand, four hundred thirty-three".