13224633231325 has 12 divisors (see below), whose sum is σ = 16398603371988. Its totient is φ = 10579669059200.

The previous prime is 13224633231317. The next prime is 13224633231361. The reversal of 13224633231325 is 52313233642231.

13224633231325 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 6 ways, for example, as 537401887929 + 12687231343396 = 733077^2 + 3561914^2 .

It is not a de Polignac number, because 13224633231325 - 2³ = 13224633231317 is a prime.

It is a super-2 number, since 2×13224633231325² (a number of 27 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 7874169 + ... + 9404881.

It is an arithmetic number, because the mean of its divisors is an integer number (1366550280999).

Almost surely, 2^{13224633231325} is an apocalyptic number.

It is an amenable number.

13224633231325 is a deficient number, since it is larger than the sum of its proper divisors (3173970140663).

13224633231325 is a wasteful number, since it uses less digits than its factorization.

13224633231325 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1876304 (or 1876299 counting only the distinct ones).

The product of its digits is 466560, while the sum is 40.

Adding to 13224633231325 its reverse (52313233642231), we get a palindrome (65537866873556).

The spelling of 13224633231325 in words is "thirteen trillion, two hundred twenty-four billion, six hundred thirty-three million, two hundred thirty-one thousand, three hundred twenty-five".