12213330525225 has 36 divisors (see below), whose sum is σ = 21919270750000. Its totient is φ = 6500722560480.

The previous prime is 12213330525199. The next prime is 12213330525287. The reversal of 12213330525225 is 52252503331221.

12213330525225 is a `hidden beast` number, since 1 + 2 + 21 + 33 + 30 + 52 + 522 + 5 = 666.

12213330525225 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 12213330525225 - 2¹³ = 12213330517033 is a prime.

It is a super-2 number, since 2×12213330525225² (a number of 27 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 12213330525225.

It is an unprimeable number.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 54277975 + ... + 54502524.

Almost surely, 2^{12213330525225} is an apocalyptic number.

12213330525225 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

12213330525225 is a deficient number, since it is larger than the sum of its proper divisors (9705940224775).

12213330525225 is a wasteful number, since it uses less digits than its factorization.

12213330525225 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 108781014 (or 108781006 counting only the distinct ones).

The product of its (nonzero) digits is 108000, while the sum is 36.

Adding to 12213330525225 its reverse (52252503331221), we get a palindrome (64465833856446).

The spelling of 12213330525225 in words is "twelve trillion, two hundred thirteen billion, three hundred thirty million, five hundred twenty-five thousand, two hundred twenty-five".