100000220121112 has 32 divisors (see below), whose sum is σ = 191490808132800. Its totient is φ = 48936016007424.

The previous prime is 100000220121101. The next prime is 100000220121169. The reversal of 100000220121112 is 211121022000001.

It is a junction number, because it is equal to n+sod(n) for n = 100000220121092 and 100000220121101.

It is a congruent number.

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, 82573438 + ... + 83775730.

It is an arithmetic number, because the mean of its divisors is an integer number (5984087754150).

Almost surely, 2^{100000220121112} is an apocalyptic number.

It is an amenable number.

100000220121112 is a deficient number, since it is larger than the sum of its proper divisors (91490588011688).

100000220121112 is a wasteful number, since it uses less digits than its factorization.

100000220121112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1423555 (or 1423551 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 13.

Adding to 100000220121112 its reverse (211121022000001), we get a palindrome (311121242121113).

The spelling of 100000220121112 in words is "one hundred trillion, two hundred twenty million, one hundred twenty-one thousand, one hundred twelve".