3120323112220 has 12 divisors (see below), whose sum is σ = 6552678535704. Its totient is φ = 1248129244880.

The previous prime is 3120323112217. The next prime is 3120323112223. The reversal of 3120323112220 is 222113230213.

It is an interprime number because it is at equal distance from previous prime (3120323112217) and next prime (3120323112223).

It is a junction number, because it is equal to n+sod(n) for n = 3120323112191 and 3120323112200.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3120323112223) 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 3 ways as a sum of consecutive naturals, for example, 78008077786 + ... + 78008077825.

It is an arithmetic number, because the mean of its divisors is an integer number (546056544642).

Almost surely, 2^{3120323112220} is an apocalyptic number.

It is an amenable number.

3120323112220 is an abundant number, since it is smaller than the sum of its proper divisors (3432355423484).

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

3120323112220 is a wasteful number, since it uses less digits than its factorization.

3120323112220 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 156016155620 (or 156016155618 counting only the distinct ones).

The product of its (nonzero) digits is 864, while the sum is 22.

Adding to 3120323112220 its reverse (222113230213), we get a palindrome (3342436342433).

The spelling of 3120323112220 in words is "three trillion, one hundred twenty billion, three hundred twenty-three million, one hundred twelve thousand, two hundred twenty".