3113311225 has 24 divisors (see below), whose sum is σ = 3912975000. Its totient is φ = 2456931840.

The previous prime is 3113311193. The next prime is 3113311259. The reversal of 3113311225 is 5221133113.

It can be written as a sum of positive squares in 12 ways, for example, as 1439519481 + 1673791744 = 37941^2 + 40912^2 .

It is not a de Polignac number, because 3113311225 - 2⁵ = 3113311193 is a prime.

It is a super-2 number, since 2×3113311225² = 19385413567422001250, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 3113311196 and 3113311205.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1131151 + ... + 1133899.

It is an arithmetic number, because the mean of its divisors is an integer number (163040625).

Almost surely, 2^3113311225 is an apocalyptic number.

It is an amenable number.

3113311225 is a deficient number, since it is larger than the sum of its proper divisors (799663775).

3113311225 is a wasteful number, since it uses less digits than its factorization.

3113311225 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3357 (or 3352 counting only the distinct ones).

The product of its digits is 540, while the sum is 22.

The square root of 3113311225 is about 55797.0539096824. The cubic root of 3113311225 is about 1460.1837550977.

Adding to 3113311225 its reverse (5221133113), we get a palindrome (8334444338).

The spelling of 3113311225 in words is "three billion, one hundred thirteen million, three hundred eleven thousand, two hundred twenty-five".