3120822562225 has 9 divisors (see below), whose sum is σ = 3869830930017. Its totient is φ = 2496650983440.

The previous prime is 3120822562129. The next prime is 3120822562241. The reversal of 3120822562225 is 5222652280213.

The square root of 3120822562225 is 1766585.

It is a perfect power (a square), and thus also a powerful number.

It can be written as a sum of positive squares in 4 ways, for example, as 1282889226609 + 1837933335616 = 1132647^2 + 1355704^2 .

It is not a de Polignac number, because 3120822562225 - 2⁹ = 3120822561713 is a prime.

It is a super-2 number, since 2×3120822562225² (a number of 26 digits) contains 22 as substring.

It is a Duffinian number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 8656267 + ... + 9009583.

Almost surely, 2^{3120822562225} is an apocalyptic number.

3120822562225 is the 1766585-th square number.

3120822562225 is the 883293-rd centered octagonal number.

It is an amenable number.

3120822562225 is a deficient number, since it is larger than the sum of its proper divisors (749008367792).

3120822562225 is an frugal number, since it uses more digits than its factorization.

3120822562225 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 706644 (or 353322 counting only the distinct ones).

The product of its (nonzero) digits is 230400, while the sum is 40.

The spelling of 3120822562225 in words is "three trillion, one hundred twenty billion, eight hundred twenty-two million, five hundred sixty-two thousand, two hundred twenty-five".