100212221020222 has 16 divisors (see below), whose sum is σ = 151107712561152. Its totient is φ = 49842991743480.

The previous prime is 100212221020213. The next prime is 100212221020283. The reversal of 100212221020222 is 222020122212001.

It is a self number, because there is not a number n which added to its sum of digits gives 100212221020222.

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, 22672783 + ... + 26729749.

It is an arithmetic number, because the mean of its divisors is an integer number (9444232035072).

Almost surely, 2^{100212221020222} is an apocalyptic number.

100212221020222 is a deficient number, since it is larger than the sum of its proper divisors (50895491540930).

100212221020222 is a wasteful number, since it uses less digits than its factorization.

100212221020222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4121823.

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

Adding to 100212221020222 its reverse (222020122212001), we get a palindrome (322232343232223).

The spelling of 100212221020222 in words is "one hundred trillion, two hundred twelve billion, two hundred twenty-one million, twenty thousand, two hundred twenty-two".