100212102212212 has 48 divisors (see below), whose sum is σ = 181506641081472. Its totient is φ = 48378376120320.

The previous prime is 100212102212099. The next prime is 100212102212221. The reversal of 100212102212212 is 212212201212001.

It is a self number, because there is not a number n which added to its sum of digits gives 100212102212212.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 573921073 + ... + 574095655.

It is an arithmetic number, because the mean of its divisors is an integer number (3781388355864).

Almost surely, 2^{100212102212212} is an apocalyptic number.

It is an amenable number.

100212102212212 is a deficient number, since it is larger than the sum of its proper divisors (81294538869260).

100212102212212 is a wasteful number, since it uses less digits than its factorization.

100212102212212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 210808 (or 210806 counting only the distinct ones).

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

Adding to 100212102212212 its reverse (212212201212001), we get a palindrome (312424303424213).

The spelling of 100212102212212 in words is "one hundred trillion, two hundred twelve billion, one hundred two million, two hundred twelve thousand, two hundred twelve".