10002222121222 has 8 divisors (see below), whose sum is σ = 15029608723272. Its totient is φ = 4992352546800.

The previous prime is 10002222121181. The next prime is 10002222121259. The reversal of 10002222121222 is 22212122220001.

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

It is a self number, because there is not a number n which added to its sum of digits gives 10002222121222.

It is a congruent number.

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 4379255479 + ... + 4379257762.

It is an arithmetic number, because the mean of its divisors is an integer number (1878701090409).

Almost surely, 2^{10002222121222} is an apocalyptic number.

10002222121222 is a deficient number, since it is larger than the sum of its proper divisors (5027386602050).

10002222121222 is an equidigital number, since it uses as much as digits as its factorization.

10002222121222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8758513814.

The product of its (nonzero) digits is 256, while the sum is 19.

Adding to 10002222121222 its reverse (22212122220001), we get a palindrome (32214344341223).

The spelling of 10002222121222 in words is "ten trillion, two billion, two hundred twenty-two million, one hundred twenty-one thousand, two hundred twenty-two".