2124542323 has 16 divisors (see below), whose sum is σ = 2292611200. Its totient is φ = 1962273600.

The previous prime is 2124542317. The next prime is 2124542327. The reversal of 2124542323 is 3232454212.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2124542323 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 2124542291 and 2124542300.

It is not an unprimeable number, because it can be changed into a prime (2124542327) 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, 503623 + ... + 507823.

It is an arithmetic number, because the mean of its divisors is an integer number (143288200).

Almost surely, 2^2124542323 is an apocalyptic number.

2124542323 is a deficient number, since it is larger than the sum of its proper divisors (168068877).

2124542323 is a wasteful number, since it uses less digits than its factorization.

2124542323 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4882.

The product of its digits is 11520, while the sum is 28.

The square root of 2124542323 is about 46092.7578150841. The cubic root of 2124542323 is about 1285.5484893729.

Adding to 2124542323 its reverse (3232454212), we get a palindrome (5356996535).

The spelling of 2124542323 in words is "two billion, one hundred twenty-four million, five hundred forty-two thousand, three hundred twenty-three".