2212221010 has 16 divisors (see below), whose sum is σ = 4079120472. Its totient is φ = 863305600.

The previous prime is 2212220987. The next prime is 2212221013. The reversal of 2212221010 is 101222122.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 1683542961 + 528678049 = 41031^2 + 22993^2 .

It is not an unprimeable number, because it can be changed into a prime (2212221013) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2697421 + ... + 2698240.

Almost surely, 2^2212221010 is an apocalyptic number.

2212221010 is a deficient number, since it is larger than the sum of its proper divisors (1866899462).

2212221010 is a wasteful number, since it uses less digits than its factorization.

2212221010 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5395709.

The product of its (nonzero) digits is 32, while the sum is 13.

The square root of 2212221010 is about 47034.2535818312. The cubic root of 2212221010 is about 1302.9952650568.

Adding to 2212221010 its reverse (101222122), we get a palindrome (2313443132).

The spelling of 2212221010 in words is "two billion, two hundred twelve million, two hundred twenty-one thousand, ten".