10512320026 has 24 divisors (see below), whose sum is σ = 17587235484. Its totient is φ = 4684525440.

The previous prime is 10512320023. The next prime is 10512320041. The reversal of 10512320026 is 62002321501.

It can be written as a sum of positive squares in 6 ways, for example, as 2139155001 + 8373165025 = 46251^2 + 91505^2 .

It is a super-2 number, since 2×10512320026² (a number of 21 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 10512319979 and 10512320006.

It is not an unprimeable number, because it can be changed into a prime (10512320023) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 218515 + ... + 262246.

Almost surely, 2^10512320026 is an apocalyptic number.

10512320026 is a deficient number, since it is larger than the sum of its proper divisors (7074915458).

10512320026 is a wasteful number, since it uses less digits than its factorization.

10512320026 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 480834 (or 480805 counting only the distinct ones).

The product of its (nonzero) digits is 720, while the sum is 22.

Adding to 10512320026 its reverse (62002321501), we get a palindrome (72514641527).

The spelling of 10512320026 in words is "ten billion, five hundred twelve million, three hundred twenty thousand, twenty-six".