20240661375101 has 4 divisors (see below), whose sum is σ = 20671313744832. Its totient is φ = 19810009005372.

The previous prime is 20240661375089. The next prime is 20240661375139. The reversal of 20240661375101 is 10157316604202.

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 20240661375101 - 2¹⁴ = 20240661358717 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 (20240661375401) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 215326184795 + ... + 215326184888.

It is an arithmetic number, because the mean of its divisors is an integer number (5167828436208).

Almost surely, 2^{20240661375101} is an apocalyptic number.

It is an amenable number.

20240661375101 is a deficient number, since it is larger than the sum of its proper divisors (430652369731).

20240661375101 is an equidigital number, since it uses as much as digits as its factorization.

20240661375101 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 430652369730.

The product of its (nonzero) digits is 60480, while the sum is 38.

Adding to 20240661375101 its reverse (10157316604202), we get a palindrome (30397977979303).

The spelling of 20240661375101 in words is "twenty trillion, two hundred forty billion, six hundred sixty-one million, three hundred seventy-five thousand, one hundred one".