10520430415303 has 16 divisors (see below), whose sum is σ = 11299115520000. Its totient is φ = 9759923402112.

The previous prime is 10520430415273. The next prime is 10520430415351. The reversal of 10520430415303 is 30351403402501.

It is a cyclic number.

It is not a de Polignac number, because 10520430415303 - 2²¹ = 10520428318151 is a prime.

It is a super-2 number, since 2×10520430415303² (a number of 27 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10520430413303) 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, 5734383 + ... + 7343296.

It is an arithmetic number, because the mean of its divisors is an integer number (706194720000).

Almost surely, 2^{10520430415303} is an apocalyptic number.

10520430415303 is a deficient number, since it is larger than the sum of its proper divisors (778685104697).

10520430415303 is a wasteful number, since it uses less digits than its factorization.

10520430415303 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13078374.

The product of its (nonzero) digits is 21600, while the sum is 31.

Adding to 10520430415303 its reverse (30351403402501), we get a palindrome (40871833817804).

The spelling of 10520430415303 in words is "ten trillion, five hundred twenty billion, four hundred thirty million, four hundred fifteen thousand, three hundred three".