2221200002 has 48 divisors (see below), whose sum is σ = 3974391360. Its totient is φ = 911697696.

The previous prime is 2221200001. The next prime is 2221200011. The reversal of 2221200002 is 2000021222.

It is not an unprimeable number, because it can be changed into a prime (2221200001) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1371149 + ... + 1372767.

It is an arithmetic number, because the mean of its divisors is an integer number (82799820).

Almost surely, 2^2221200002 is an apocalyptic number.

2221200002 is a deficient number, since it is larger than the sum of its proper divisors (1753191358).

2221200002 is a wasteful number, since it uses less digits than its factorization.

2221200002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1767 (or 1724 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 11.

The square root of 2221200002 is about 47129.6085491912. The cubic root of 2221200002 is about 1304.7557568574.

Adding to 2221200002 its reverse (2000021222), we get a palindrome (4221221224).

The spelling of 2221200002 in words is "two billion, two hundred twenty-one million, two hundred thousand, two".