10243261600021 has 8 divisors (see below), whose sum is σ = 10737122768064. Its totient is φ = 9761020694880.

The previous prime is 10243261600009. The next prime is 10243261600027. The reversal of 10243261600021 is 12000616234201.

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

It is a cyclic number.

It is not a de Polignac number, because 10243261600021 - 2⁹ = 10243261599509 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 (10243261600027) 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 7 ways as a sum of consecutive naturals, for example, 2905063921 + ... + 2905067446.

It is an arithmetic number, because the mean of its divisors is an integer number (1342140346008).

Almost surely, 2^{10243261600021} is an apocalyptic number.

It is an amenable number.

10243261600021 is a deficient number, since it is larger than the sum of its proper divisors (493861168043).

10243261600021 is an equidigital number, since it uses as much as digits as its factorization.

10243261600021 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5810131451.

The product of its (nonzero) digits is 3456, while the sum is 28.

Adding to 10243261600021 its reverse (12000616234201), we get a palindrome (22243877834222).

The spelling of 10243261600021 in words is "ten trillion, two hundred forty-three billion, two hundred sixty-one million, six hundred thousand, twenty-one".