100002021222122 has 16 divisors (see below), whose sum is σ = 151123961882880. Its totient is φ = 49627566173568.

The previous prime is 100002021222097. The next prime is 100002021222133. The reversal of 100002021222122 is 221222120200001.

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 100002021222122.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 48720698 + ... + 50731749.

It is an arithmetic number, because the mean of its divisors is an integer number (9445247617680).

Almost surely, 2^{100002021222122} is an apocalyptic number.

100002021222122 is a deficient number, since it is larger than the sum of its proper divisors (51121940660758).

100002021222122 is a wasteful number, since it uses less digits than its factorization.

100002021222122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 99456205.

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

Adding to 100002021222122 its reverse (221222120200001), we get a palindrome (321224141422123).

The spelling of 100002021222122 in words is "one hundred trillion, two billion, twenty-one million, two hundred twenty-two thousand, one hundred twenty-two".