100222111001222 has 64 divisors (see below), whose sum is σ = 173909061849600. Its totient is φ = 42430158650880.

The previous prime is 100222111001203. The next prime is 100222111001237. The reversal of 100222111001222 is 222100111222001.

It is a self number, because there is not a number n which added to its sum of digits gives 100222111001222.

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 31 ways as a sum of consecutive naturals, for example, 626390429 + ... + 626550407.

It is an arithmetic number, because the mean of its divisors is an integer number (2717329091400).

Almost surely, 2^{100222111001222} is an apocalyptic number.

100222111001222 is a deficient number, since it is larger than the sum of its proper divisors (73686950848378).

100222111001222 is a wasteful number, since it uses less digits than its factorization.

100222111001222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 161421.

The product of its (nonzero) digits is 64, while the sum is 17.

Adding to 100222111001222 its reverse (222100111222001), we get a palindrome (322322222223223).

The spelling of 100222111001222 in words is "one hundred trillion, two hundred twenty-two billion, one hundred eleven million, one thousand, two hundred twenty-two".