100212222211112 has 32 divisors (see below), whose sum is σ = 207009045900000. Its totient is φ = 45100009992000.

The previous prime is 100212222211109. The next prime is 100212222211133. The reversal of 100212222211112 is 211112222212001.

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, 5637492362 + ... + 5637510137.

It is an arithmetic number, because the mean of its divisors is an integer number (6469032684375).

Almost surely, 2^{100212222211112} is an apocalyptic number.

It is an amenable number.

100212222211112 is an abundant number, since it is smaller than the sum of its proper divisors (106796823688888).

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

100212222211112 is a wasteful number, since it uses less digits than its factorization.

100212222211112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11275002617 (or 11275002613 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 20.

Adding to 100212222211112 its reverse (211112222212001), we get a palindrome (311324444423113).

The spelling of 100212222211112 in words is "one hundred trillion, two hundred twelve billion, two hundred twenty-two million, two hundred eleven thousand, one hundred twelve".