24220742213 has 4 divisors (see below), whose sum is σ = 24229105740. Its totient is φ = 24212378688.

The previous prime is 24220742209. The next prime is 24220742237. The reversal of 24220742213 is 31224702242.

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

It can be written as a sum of positive squares in 2 ways, for example, as 995591809 + 23225150404 = 31553^2 + 152398^2 .

It is a cyclic number.

It is not a de Polignac number, because 24220742213 - 2² = 24220742209 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 (24220741213) 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, 4177418 + ... + 4183211.

It is an arithmetic number, because the mean of its divisors is an integer number (6057276435).

Almost surely, 2^24220742213 is an apocalyptic number.

It is an amenable number.

24220742213 is a deficient number, since it is larger than the sum of its proper divisors (8363527).

24220742213 is an equidigital number, since it uses as much as digits as its factorization.

24220742213 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8363526.

The product of its (nonzero) digits is 10752, while the sum is 29.

The spelling of 24220742213 in words is "twenty-four billion, two hundred twenty million, seven hundred forty-two thousand, two hundred thirteen".