3120112220 has 24 divisors (see below), whose sum is σ = 6563897424. Its totient is φ = 1245823616.

The previous prime is 3120112217. The next prime is 3120112223. The reversal of 3120112220 is 222110213.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (3120112217) and next prime (3120112223).

It is a junction number, because it is equal to n+sod(n) for n = 3120112195 and 3120112204.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3120112223) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 127289 + ... + 149808.

It is an arithmetic number, because the mean of its divisors is an integer number (273495726).

Almost surely, 2^3120112220 is an apocalyptic number.

It is an amenable number.

3120112220 is an abundant number, since it is smaller than the sum of its proper divisors (3443785204).

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

3120112220 is a wasteful number, since it uses less digits than its factorization.

3120112220 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 277669 (or 277667 counting only the distinct ones).

The product of its (nonzero) digits is 48, while the sum is 14.

The square root of 3120112220 is about 55857.9646961828. The cubic root of 3120112220 is about 1461.2462337357.

Adding to 3120112220 its reverse (222110213), we get a palindrome (3342222433).

The spelling of 3120112220 in words is "three billion, one hundred twenty million, one hundred twelve thousand, two hundred twenty".