2213321012 has 48 divisors (see below), whose sum is σ = 4588093440. Its totient is φ = 914220000.

The previous prime is 2213320957. The next prime is 2213321021. The reversal of 2213321012 is 2101233122.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 212789 + ... + 222947.

It is an arithmetic number, because the mean of its divisors is an integer number (95585280).

Almost surely, 2^2213321012 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2213321012, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2294046720).

2213321012 is an abundant number, since it is smaller than the sum of its proper divisors (2374772428).

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

2213321012 is a wasteful number, since it uses less digits than its factorization.

2213321012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10452 (or 10450 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 17.

The square root of 2213321012 is about 47045.9457551870. The cubic root of 2213321012 is about 1303.2111958481.

Adding to 2213321012 its reverse (2101233122), we get a palindrome (4314554134).

It can be divided in two parts, 221 and 3321012, that added together give a palindrome (3321233).

The spelling of 2213321012 in words is "two billion, two hundred thirteen million, three hundred twenty-one thousand, twelve".