24240013213 has 4 divisors (see below), whose sum is σ = 26104629628. Its totient is φ = 22375396800.

The previous prime is 24240013207. The next prime is 24240013219. The reversal of 24240013213 is 31231004242.

It is a semiprime because it is the product of two primes.

It is an interprime number because it is at equal distance from previous prime (24240013207) and next prime (24240013219).

It can be written as a sum of positive squares in 2 ways, for example, as 10793755449 + 13446257764 = 103893^2 + 115958^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-24240013213 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 (24240013219) 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, 932308188 + ... + 932308213.

It is an arithmetic number, because the mean of its divisors is an integer number (6526157407).

Almost surely, 2^24240013213 is an apocalyptic number.

It is an amenable number.

24240013213 is a deficient number, since it is larger than the sum of its proper divisors (1864616415).

24240013213 is a wasteful number, since it uses less digits than its factorization.

24240013213 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1864616414.

The product of its (nonzero) digits is 1152, while the sum is 22.

Adding to 24240013213 its reverse (31231004242), we get a palindrome (55471017455).

The spelling of 24240013213 in words is "twenty-four billion, two hundred forty million, thirteen thousand, two hundred thirteen".