2220112221002 has 8 divisors (see below), whose sum is σ = 3586335126276. Its totient is φ = 1024667178912.

The previous prime is 2220112220999. The next prime is 2220112221053. The reversal of 2220112221002 is 2001222110222.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 2218374915241 + 1737305761 = 1489421^2 + 41681^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 42694465763 + ... + 42694465814.

Almost surely, 2^{2220112221002} is an apocalyptic number.

2220112221002 is a deficient number, since it is larger than the sum of its proper divisors (1366222905274).

2220112221002 is a wasteful number, since it uses less digits than its factorization.

2220112221002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 85388931592.

The product of its (nonzero) digits is 128, while the sum is 17.

Adding to 2220112221002 its reverse (2001222110222), we get a palindrome (4221334331224).

The spelling of 2220112221002 in words is "two trillion, two hundred twenty billion, one hundred twelve million, two hundred twenty-one thousand, two".