10303044520 has 16 divisors (see below), whose sum is σ = 23181850260. Its totient is φ = 4121217792.

The previous prime is 10303044517. The next prime is 10303044527. The reversal of 10303044520 is 2544030301.

It can be written as a sum of positive squares in 2 ways, for example, as 8963923684 + 1339120836 = 94678^2 + 36594^2 .

It is a super-2 number, since 2×10303044520² (a number of 21 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 10303044491 and 10303044500.

It is not an unprimeable number, because it can be changed into a prime (10303044527) 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, 128788017 + ... + 128788096.

Almost surely, 2^10303044520 is an apocalyptic number.

10303044520 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

10303044520 is an abundant number, since it is smaller than the sum of its proper divisors (12878805740).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

10303044520 is a wasteful number, since it uses less digits than its factorization.

10303044520 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 257576124 (or 257576120 counting only the distinct ones).

The product of its (nonzero) digits is 1440, while the sum is 22.

Adding to 10303044520 its reverse (2544030301), we get a palindrome (12847074821).

The spelling of 10303044520 in words is "ten billion, three hundred three million, forty-four thousand, five hundred twenty".