2123100244 has 12 divisors (see below), whose sum is σ = 3716301204. Its totient is φ = 1061299904.

The previous prime is 2123100241. The next prime is 2123100247. The reversal of 2123100244 is 4420013212.

It is an interprime number because it is at equal distance from previous prime (2123100241) and next prime (2123100247).

It can be written as a sum of positive squares in 2 ways, for example, as 1072562500 + 1050537744 = 32750^2 + 32412^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2123100241) 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 3 ways as a sum of consecutive naturals, for example, 42769 + ... + 77944.

It is an arithmetic number, because the mean of its divisors is an integer number (309691767).

Almost surely, 2^2123100244 is an apocalyptic number.

It is an amenable number.

2123100244 is a deficient number, since it is larger than the sum of its proper divisors (1593200960).

2123100244 is a wasteful number, since it uses less digits than its factorization.

2123100244 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 125114 (or 125112 counting only the distinct ones).

The product of its (nonzero) digits is 384, while the sum is 19.

The square root of 2123100244 is about 46077.1119320645. Note that the first 3 decimals coincide. The cubic root of 2123100244 is about 1285.2575589346.

Adding to 2123100244 its reverse (4420013212), we get a palindrome (6543113456).

The spelling of 2123100244 in words is "two billion, one hundred twenty-three million, one hundred thousand, two hundred forty-four".