1000002100222 has 8 divisors (see below), whose sum is σ = 1500179088096. Its totient is φ = 499942404192.

The previous prime is 1000002100183. The next prime is 1000002100243. The reversal of 1000002100222 is 2220012000001.

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

It is a junction number, because it is equal to n+sod(n) for n = 1000002100199 and 1000002100208.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 29301643 + ... + 29335750.

It is an arithmetic number, because the mean of its divisors is an integer number (187522386012).

Almost surely, 2^{1000002100222} is an apocalyptic number.

1000002100222 is a deficient number, since it is larger than the sum of its proper divisors (500176987874).

1000002100222 is an equidigital number, since it uses as much as digits as its factorization.

1000002100222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 58645922.

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

Adding to 1000002100222 its reverse (2220012000001), we get a palindrome (3220014100223).

The spelling of 1000002100222 in words is "one trillion, two million, one hundred thousand, two hundred twenty-two".