2123411344 has 20 divisors (see below), whose sum is σ = 4128759180. Its totient is φ = 1057925120.

The previous prime is 2123411317. The next prime is 2123411347. The reversal of 2123411344 is 4431143212.

It can be written as a sum of positive squares in 2 ways, for example, as 1425817600 + 697593744 = 37760^2 + 26412^2 .

It is not an unprimeable number, because it can be changed into a prime (2123411347) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 231649 + ... + 240640.

It is an arithmetic number, because the mean of its divisors is an integer number (206437959).

Almost surely, 2^2123411344 is an apocalyptic number.

It is an amenable number.

2123411344 is a deficient number, since it is larger than the sum of its proper divisors (2005347836).

2123411344 is a wasteful number, since it uses less digits than its factorization.

2123411344 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 472578 (or 472572 counting only the distinct ones).

The product of its digits is 2304, while the sum is 25.

The square root of 2123411344 is about 46080.4876710306. The cubic root of 2123411344 is about 1285.3203325600.

Adding to 2123411344 its reverse (4431143212), we get a palindrome (6554554556).

The spelling of 2123411344 in words is "two billion, one hundred twenty-three million, four hundred eleven thousand, three hundred forty-four".