2213331212 has 12 divisors (see below), whose sum is σ = 3884121360. Its totient is φ = 1103582256.

The previous prime is 2213331199. The next prime is 2213331221. The reversal of 2213331212 is 2121333122.

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 769223 + ... + 772094.

It is an arithmetic number, because the mean of its divisors is an integer number (323676780).

Almost surely, 2^2213331212 is an apocalyptic number.

It is an amenable number.

2213331212 is a deficient number, since it is larger than the sum of its proper divisors (1670790148).

2213331212 is a wasteful number, since it uses less digits than its factorization.

2213331212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1541680 (or 1541678 counting only the distinct ones).

The product of its digits is 432, while the sum is 20.

The square root of 2213331212 is about 47046.0541597274. The cubic root of 2213331212 is about 1303.2131977769.

Adding to 2213331212 its reverse (2121333122), we get a palindrome (4334664334).

The spelling of 2213331212 in words is "two billion, two hundred thirteen million, three hundred thirty-one thousand, two hundred twelve".