2124255013 has 4 divisors (see below), whose sum is σ = 2128478688. Its totient is φ = 2120031340.

The previous prime is 2124255011. The next prime is 2124255019. The reversal of 2124255013 is 3105524212.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 2124255013 - 2¹ = 2124255011 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2124255011) 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 3 ways as a sum of consecutive naturals, for example, 2111083 + ... + 2112088.

It is an arithmetic number, because the mean of its divisors is an integer number (532119672).

Almost surely, 2^2124255013 is an apocalyptic number.

It is an amenable number.

2124255013 is a deficient number, since it is larger than the sum of its proper divisors (4223675).

2124255013 is an equidigital number, since it uses as much as digits as its factorization.

2124255013 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4223674.

The product of its (nonzero) digits is 2400, while the sum is 25.

The square root of 2124255013 is about 46089.6410595700. The cubic root of 2124255013 is about 1285.4905368776.

Adding to 2124255013 its reverse (3105524212), we get a palindrome (5229779225).

The spelling of 2124255013 in words is "two billion, one hundred twenty-four million, two hundred fifty-five thousand, thirteen".