3112444220 has 24 divisors (see below), whose sum is σ = 6542932704. Its totient is φ = 1243682496.

The previous prime is 3112444219. The next prime is 3112444229. The reversal of 3112444220 is 224442113.

It is a super-2 number, since 2×3112444220² = 19374618045222816800, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3112444229) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 61127 + ... + 99806.

It is an arithmetic number, because the mean of its divisors is an integer number (272622196).

Almost surely, 2^3112444220 is an apocalyptic number.

It is an amenable number.

3112444220 is an abundant number, since it is smaller than the sum of its proper divisors (3430488484).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

3112444220 is a wasteful number, since it uses less digits than its factorization.

3112444220 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 161909 (or 161907 counting only the distinct ones).

The product of its (nonzero) digits is 1536, while the sum is 23.

The square root of 3112444220 is about 55789.2840965001. The cubic root of 3112444220 is about 1460.0481969452.

Adding to 3112444220 its reverse (224442113), we get a palindrome (3336886333).

The spelling of 3112444220 in words is "three billion, one hundred twelve million, four hundred forty-four thousand, two hundred twenty".