3163221125 has 8 divisors (see below), whose sum is σ = 3947700120. Its totient is φ = 2530576800.

The previous prime is 3163221109. The next prime is 3163221157. The reversal of 3163221125 is 5211223613.

It is a happy number.

3163221125 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 4 ways, for example, as 7365796 + 3155855329 = 2714^2 + 56177^2 .

It is not a de Polignac number, because 3163221125 - 2⁴ = 3163221109 is a prime.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 3163221094 and 3163221103.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 12652760 + ... + 12653009.

It is an arithmetic number, because the mean of its divisors is an integer number (493462515).

Almost surely, 2^3163221125 is an apocalyptic number.

It is an amenable number.

3163221125 is a deficient number, since it is larger than the sum of its proper divisors (784478995).

3163221125 is an equidigital number, since it uses as much as digits as its factorization.

3163221125 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25305784 (or 25305774 counting only the distinct ones).

The product of its digits is 2160, while the sum is 26.

The square root of 3163221125 is about 56242.5206138558. The cubic root of 3163221125 is about 1467.9452256351.

Adding to 3163221125 its reverse (5211223613), we get a palindrome (8374444738).

The spelling of 3163221125 in words is "three billion, one hundred sixty-three million, two hundred twenty-one thousand, one hundred twenty-five".