10005515230243 has 16 divisors (see below), whose sum is σ = 10984002001056. Its totient is φ = 9057037017600.

The previous prime is 10005515230223. The next prime is 10005515230261. The reversal of 10005515230243 is 34203251550001.

It is not a de Polignac number, because 10005515230243 - 2¹³ = 10005515222051 is a prime.

It is a super-2 number, since 2×10005515230243² (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 (10005515230223) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2285158 + ... + 5023243.

It is an arithmetic number, because the mean of its divisors is an integer number (686500125066).

Almost surely, 2^{10005515230243} is an apocalyptic number.

10005515230243 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

10005515230243 is a deficient number, since it is larger than the sum of its proper divisors (978486770813).

10005515230243 is a wasteful number, since it uses less digits than its factorization.

10005515230243 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7310454.

The product of its (nonzero) digits is 18000, while the sum is 31.

Adding to 10005515230243 its reverse (34203251550001), we get a palindrome (44208766780244).

The spelling of 10005515230243 in words is "ten trillion, five billion, five hundred fifteen million, two hundred thirty thousand, two hundred forty-three".