10243121244353 has 4 divisors (see below), whose sum is σ = 10281199762260. Its totient is φ = 10205042726448.

The previous prime is 10243121244329. The next prime is 10243121244403. The reversal of 10243121244353 is 35344212134201.

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 1653016775809 + 8590104468544 = 1285697^2 + 2930888^2 .

It is a cyclic number.

It is not a de Polignac number, because 10243121244353 - 2⁶ = 10243121244289 is a prime.

It is a super-2 number, since 2×10243121244353² (a number of 27 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (10243121244053) 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 3 ways as a sum of consecutive naturals, for example, 19039258550 + ... + 19039259087.

It is an arithmetic number, because the mean of its divisors is an integer number (2570299940565).

Almost surely, 2^{10243121244353} is an apocalyptic number.

It is an amenable number.

10243121244353 is a deficient number, since it is larger than the sum of its proper divisors (38078517907).

10243121244353 is an equidigital number, since it uses as much as digits as its factorization.

10243121244353 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 38078517906.

The product of its (nonzero) digits is 69120, while the sum is 35.

Adding to 10243121244353 its reverse (35344212134201), we get a palindrome (45587333378554).

The spelling of 10243121244353 in words is "ten trillion, two hundred forty-three billion, one hundred twenty-one million, two hundred forty-four thousand, three hundred fifty-three".