1002200212 has 24 divisors (see below), whose sum is σ = 1953894600. Its totient is φ = 446603136.

The previous prime is 1002200207. The next prime is 1002200219. The reversal of 1002200212 is 2120022001.

It can be written as a sum of positive squares in 4 ways, for example, as 857476 + 1001342736 = 926^2 + 31644^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1002200219) 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, 330787 + ... + 333802.

It is an arithmetic number, because the mean of its divisors is an integer number (81412275).

Almost surely, 2^1002200212 is an apocalyptic number.

It is an amenable number.

1002200212 is a deficient number, since it is larger than the sum of its proper divisors (951694388).

1002200212 is a wasteful number, since it uses less digits than its factorization.

1002200212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 664635 (or 664633 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 10.

The square root of 1002200212 is about 31657.5458935149. The cubic root of 1002200212 is about 1000.7328667751.

Adding to 1002200212 its reverse (2120022001), we get a palindrome (3122222213).

The spelling of 1002200212 in words is "one billion, two million, two hundred thousand, two hundred twelve".