3012223220 has 12 divisors (see below), whose sum is σ = 6325668804. Its totient is φ = 1204889280.

The previous prime is 3012223213. The next prime is 3012223223. The reversal of 3012223220 is 223222103.

3012223220 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 1432319716 + 1579903504 = 37846^2 + 39748^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3012223223) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 75305561 + ... + 75305600.

It is an arithmetic number, because the mean of its divisors is an integer number (527139067).

Almost surely, 2^3012223220 is an apocalyptic number.

It is an amenable number.

3012223220 is an abundant number, since it is smaller than the sum of its proper divisors (3313445584).

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

3012223220 is a wasteful number, since it uses less digits than its factorization.

3012223220 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 150611170 (or 150611168 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 17.

The square root of 3012223220 is about 54883.7245456246. The cubic root of 3012223220 is about 1444.2056864585.

Adding to 3012223220 its reverse (223222103), we get a palindrome (3235445323).

The spelling of 3012223220 in words is "three billion, twelve million, two hundred twenty-three thousand, two hundred twenty".