2213007770 has 16 divisors (see below), whose sum is σ = 3984728040. Its totient is φ = 884911104.

The previous prime is 2213007763. The next prime is 2213007773. The reversal of 2213007770 is 777003122.

It can be written as a sum of positive squares in 4 ways, for example, as 1593047569 + 619960201 = 39913^2 + 24899^2 .

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (2213007773) 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 7 ways as a sum of consecutive naturals, for example, 3227 + ... + 66606.

Almost surely, 2^2213007770 is an apocalyptic number.

2213007770 is a deficient number, since it is larger than the sum of its proper divisors (1771720270).

2213007770 is a wasteful number, since it uses less digits than its factorization.

2213007770 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 73009.

The product of its (nonzero) digits is 4116, while the sum is 29.

The square root of 2213007770 is about 47042.6165301209. The cubic root of 2213007770 is about 1303.1497136171.

The spelling of 2213007770 in words is "two billion, two hundred thirteen million, seven thousand, seven hundred seventy".