2212881316 has 12 divisors (see below), whose sum is σ = 3910885020. Its totient is φ = 1095485600.

The previous prime is 2212881289. The next prime is 2212881329. The reversal of 2212881316 is 6131882122.

It is a happy number.

2212881316 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 2119681600 + 93199716 = 46040^2 + 9654^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2738311 + ... + 2739118.

It is an arithmetic number, because the mean of its divisors is an integer number (325907085).

Almost surely, 2^2212881316 is an apocalyptic number.

It is an amenable number.

2212881316 is a deficient number, since it is larger than the sum of its proper divisors (1698003704).

2212881316 is a wasteful number, since it uses less digits than its factorization.

2212881316 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5477534 (or 5477532 counting only the distinct ones).

The product of its digits is 9216, while the sum is 34.

The square root of 2212881316 is about 47041.2724742858. The cubic root of 2212881316 is about 1303.1248919491.

The spelling of 2212881316 in words is "two billion, two hundred twelve million, eight hundred eighty-one thousand, three hundred sixteen".