10530220265 has 8 divisors (see below), whose sum is σ = 12636819720. Its totient is φ = 8423805952.

The previous prime is 10530220243. The next prime is 10530220271. The reversal of 10530220265 is 56202203501.

It can be written as a sum of positive squares in 4 ways, for example, as 2865567961 + 7664652304 = 53531^2 + 87548^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 10530220265 - 2⁸ = 10530220009 is a prime.

It is a super-2 number, since 2×10530220265² (a number of 21 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 175241 + ... + 227529.

It is an arithmetic number, because the mean of its divisors is an integer number (1579602465).

Almost surely, 2^10530220265 is an apocalyptic number.

It is an amenable number.

10530220265 is a deficient number, since it is larger than the sum of its proper divisors (2106599455).

10530220265 is an equidigital number, since it uses as much as digits as its factorization.

10530220265 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 92571.

The product of its (nonzero) digits is 3600, while the sum is 26.

Adding to 10530220265 its reverse (56202203501), we get a palindrome (66732423766).

The spelling of 10530220265 in words is "ten billion, five hundred thirty million, two hundred twenty thousand, two hundred sixty-five".