10513502301243 has 4 divisors (see below), whose sum is σ = 14018003068328. Its totient is φ = 7009001534160.

The previous prime is 10513502301241. The next prime is 10513502301257. The reversal of 10513502301243 is 34210320531501.

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

It is not a de Polignac number, because 10513502301243 - 2¹ = 10513502301241 is a prime.

It is a super-2 number, since 2×10513502301243² (a number of 27 digits) contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 10513502301243.

It is not an unprimeable number, because it can be changed into a prime (10513502301241) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1752250383538 + ... + 1752250383543.

It is an arithmetic number, because the mean of its divisors is an integer number (3504500767082).

Almost surely, 2^{10513502301243} is an apocalyptic number.

10513502301243 is a deficient number, since it is larger than the sum of its proper divisors (3504500767085).

10513502301243 is an equidigital number, since it uses as much as digits as its factorization.

10513502301243 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3504500767084.

The product of its (nonzero) digits is 10800, while the sum is 30.

Adding to 10513502301243 its reverse (34210320531501), we get a palindrome (44723822832744).

The spelling of 10513502301243 in words is "ten trillion, five hundred thirteen billion, five hundred two million, three hundred one thousand, two hundred forty-three".