100220121002222 has 16 divisors (see below), whose sum is σ = 168932912994720. Its totient is φ = 44244334355232.

The previous prime is 100220121002219. The next prime is 100220121002231. The reversal of 100220121002222 is 222200121022001.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 100220121002222.

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 7 ways as a sum of consecutive naturals, for example, 83796087197 + ... + 83796088392.

It is an arithmetic number, because the mean of its divisors is an integer number (10558307062170).

Almost surely, 2^{100220121002222} is an apocalyptic number.

100220121002222 is a deficient number, since it is larger than the sum of its proper divisors (68712791992498).

100220121002222 is a wasteful number, since it uses less digits than its factorization.

100220121002222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 167592175627.

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

Adding to 100220121002222 its reverse (222200121022001), we get a palindrome (322420242024223).

The spelling of 100220121002222 in words is "one hundred trillion, two hundred twenty billion, one hundred twenty-one million, two thousand, two hundred twenty-two".