100201221222112 has 24 divisors (see below), whose sum is σ = 205848160990416. Its totient is φ = 47922323192832.

The previous prime is 100201221222077. The next prime is 100201221222131. The reversal of 100201221222112 is 211222122102001.

It is a self number, because there is not a number n which added to its sum of digits gives 100201221222112.

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 3 ways as a sum of consecutive naturals, for example, 68071481073 + ... + 68071482544.

It is an arithmetic number, because the mean of its divisors is an integer number (8577006707934).

Almost surely, 2^{100201221222112} is an apocalyptic number.

It is an amenable number.

100201221222112 is an abundant number, since it is smaller than the sum of its proper divisors (105646939768304).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

100201221222112 is a wasteful number, since it uses less digits than its factorization.

100201221222112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 136142963650 (or 136142963642 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 19.

Adding to 100201221222112 its reverse (211222122102001), we get a palindrome (311423343324113).

The spelling of 100201221222112 in words is "one hundred trillion, two hundred one billion, two hundred twenty-one million, two hundred twenty-two thousand, one hundred twelve".