20330113313242 has 8 divisors (see below), whose sum is σ = 32289003497556. Its totient is φ = 9567112147392.

The previous prime is 20330113313227. The next prime is 20330113313303. The reversal of 20330113313242 is 24231331103302.

It can be written as a sum of positive squares in 2 ways, for example, as 20283953220441 + 46160092801 = 4503771^2 + 214849^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×20330113313242² (a number of 27 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 20330113313242.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 298972254573 + ... + 298972254640.

Almost surely, 2^{20330113313242} is an apocalyptic number.

20330113313242 is a deficient number, since it is larger than the sum of its proper divisors (11958890184314).

20330113313242 is a wasteful number, since it uses less digits than its factorization.

20330113313242 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 597944509232.

The product of its (nonzero) digits is 7776, while the sum is 28.

Adding to 20330113313242 its reverse (24231331103302), we get a palindrome (44561444416544).

The spelling of 20330113313242 in words is "twenty trillion, three hundred thirty billion, one hundred thirteen million, three hundred thirteen thousand, two hundred forty-two".