2124040023 has 16 divisors (see below), whose sum is σ = 3596258560. Its totient is φ = 1213737048.

The previous prime is 2124040021. The next prime is 2124040033. The reversal of 2124040023 is 3200404212.

2124040023 is a `hidden beast` number, since 2 + 1 + 240 + 400 + 23 = 666.

It is not a de Polignac number, because 2124040023 - 2¹ = 2124040021 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 2124039978 and 2124040005.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2124040021) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5618965 + ... + 5619342.

It is an arithmetic number, because the mean of its divisors is an integer number (224766160).

Almost surely, 2^2124040023 is an apocalyptic number.

2124040023 is a deficient number, since it is larger than the sum of its proper divisors (1472218537).

2124040023 is a wasteful number, since it uses less digits than its factorization.

2124040023 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11238323 (or 11238317 counting only the distinct ones).

The product of its (nonzero) digits is 384, while the sum is 18.

The square root of 2124040023 is about 46087.3086977315. The cubic root of 2124040023 is about 1285.4471684288.

Adding to 2124040023 its reverse (3200404212), we get a palindrome (5324444235).

The spelling of 2124040023 in words is "two billion, one hundred twenty-four million, forty thousand, twenty-three".