12253322500 has 30 divisors (see below), whose sum is σ = 26795571110. Its totient is φ = 4901328000.

The previous prime is 12253322491. The next prime is 12253322513. The reversal of 12253322500 is 522335221.

12253322500 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 5 ways, for example, as 3173519556 + 9079802944 = 56334^2 + 95288^2 .

It is a Harshad number since it is a multiple of its sum of digits (25).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 2448165 + ... + 2453164.

Almost surely, 2^12253322500 is an apocalyptic number.

12253322500 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

12253322500 is an abundant number, since it is smaller than the sum of its proper divisors (14542248610).

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

12253322500 is an equidigital number, since it uses as much as digits as its factorization.

12253322500 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4901353 (or 4901336 counting only the distinct ones).

The product of its (nonzero) digits is 3600, while the sum is 25.

Adding to 12253322500 its reverse (522335221), we get a palindrome (12775657721).

The spelling of 12253322500 in words is "twelve billion, two hundred fifty-three million, three hundred twenty-two thousand, five hundred".