3121113224 has 16 divisors (see below), whose sum is σ = 5890845120. Its totient is φ = 1550221200.

The previous prime is 3121113217. The next prime is 3121113239. The reversal of 3121113224 is 4223111213.

It is a junction number, because it is equal to n+sod(n) for n = 3121113196 and 3121113205.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1290644 + ... + 1293059.

It is an arithmetic number, because the mean of its divisors is an integer number (368177820).

Almost surely, 2^3121113224 is an apocalyptic number.

It is an amenable number.

3121113224 is a deficient number, since it is larger than the sum of its proper divisors (2769731896).

3121113224 is a wasteful number, since it uses less digits than its factorization.

3121113224 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2583860 (or 2583856 counting only the distinct ones).

The product of its digits is 288, while the sum is 20.

The square root of 3121113224 is about 55866.9242396608. The cubic root of 3121113224 is about 1461.4024841978.

Adding to 3121113224 its reverse (4223111213), we get a palindrome (7344224437).

The spelling of 3121113224 in words is "three billion, one hundred twenty-one million, one hundred thirteen thousand, two hundred twenty-four".