13245122032225 has 24 divisors (see below), whose sum is σ = 17403251120640. Its totient is φ = 9965236465920.

The previous prime is 13245122032213. The next prime is 13245122032277. The reversal of 13245122032225 is 52223022154231.

13245122032225 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 13245122032225 - 2⁵ = 13245122032193 is a prime.

It is a super-2 number, since 2×13245122032225² (a number of 27 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 11253297 + ... + 12374446.

It is an arithmetic number, because the mean of its divisors is an integer number (725135463360).

Almost surely, 2^{13245122032225} is an apocalyptic number.

It is an amenable number.

13245122032225 is a deficient number, since it is larger than the sum of its proper divisors (4158129088415).

13245122032225 is a wasteful number, since it uses less digits than its factorization.

13245122032225 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23629089 (or 23629084 counting only the distinct ones).

The product of its (nonzero) digits is 57600, while the sum is 34.

Adding to 13245122032225 its reverse (52223022154231), we get a palindrome (65468144186456).

The spelling of 13245122032225 in words is "thirteen trillion, two hundred forty-five billion, one hundred twenty-two million, thirty-two thousand, two hundred twenty-five".